/* =====================================================================
   PREMIER FELT MFG. CO. — Design System v2.0
   A complete modern visual rebuild. Vanilla CSS, no build step.
   Architecture: design tokens -> base -> layout -> components -> pages
                 -> motion -> responsive.
   ===================================================================== */

/* ---------------------------------------------------------------------
   1. DESIGN TOKENS
   --------------------------------------------------------------------- */
:root {
    /* --- Palette: warm "wool" neutrals + deep teal + heritage brass --- */
    --paper:        #f7f4ee;   /* page background — oatmeal */
    --paper-2:      #f1ece1;   /* slightly deeper paper for bands */
    --cream:        #fffefb;   /* card / surface */
    --sand:         #ece5d6;   /* tint band */
    --sand-deep:    #e3dac6;   /* deeper sand */

    --ink:          #232019;   /* primary text — warm charcoal */
    --ink-soft:     #5d554a;   /* secondary text */
    --ink-faint:    #8a8275;   /* tertiary / captions */

    --teal:         #1d4d49;   /* primary brand — deep pine teal */
    --teal-deep:    #143834;   /* darkest teal */
    --teal-700:     #19433f;
    --teal-300:     #4f8f88;   /* lighter teal accent */
    --teal-tint:    #e4ece9;   /* pale teal wash */

    --brass:        #b3742c;   /* secondary accent — heritage brass */
    --brass-deep:   #8f5b1f;
    --brass-soft:   #cf9f63;
    --brass-tint:   #f3e7d4;   /* pale brass wash */

    --line:         #ddd3bf;   /* borders on paper */
    --line-soft:    #e9e1cf;   /* faint borders */
    --line-dark:    rgba(255,255,255,0.16); /* borders on dark */

    /* --- Legacy token aliases (kept so inline styles in HTML resolve) --- */
    --color-deep-teal: var(--teal);
    --color-brass:     var(--brass);
    --color-primary:   var(--teal);

    /* --- Typography --- */
    --font-display: "Fraunces", "Georgia", "Times New Roman", serif;
    --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

    /* fluid type scale */
    --fs-eyebrow: 0.78rem;
    --fs-small:   0.86rem;
    --fs-body:    1.02rem;
    --fs-lead:    clamp(1.1rem, 0.99rem + 0.5vw, 1.32rem);
    --fs-h4:      clamp(1.08rem, 1rem + 0.4vw, 1.28rem);
    --fs-h3:      clamp(1.3rem, 1.15rem + 0.7vw, 1.7rem);
    --fs-h2:      clamp(1.9rem, 1.5rem + 1.9vw, 3rem);
    --fs-h1:      clamp(2.5rem, 1.8rem + 3.3vw, 4.6rem);

    /* --- Spacing scale --- */
    --space-xs: 0.5rem;
    --space-sm: 0.875rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --section-pad: clamp(3.5rem, 2rem + 6vw, 7rem);
    --container: 1240px;
    --container-narrow: 920px;
    --gutter: clamp(1.15rem, 0.5rem + 2.6vw, 2.5rem);

    /* --- Radius --- */
    --r-sm: 8px;
    --r-md: 14px;
    --r-lg: 22px;
    --r-pill: 999px;

    /* --- Shadows --- */
    --sh-sm: 0 1px 2px rgba(35,32,25,0.05), 0 2px 6px rgba(35,32,25,0.04);
    --sh-md: 0 4px 10px rgba(35,32,25,0.06), 0 14px 30px -12px rgba(35,32,25,0.14);
    --sh-lg: 0 8px 24px rgba(35,32,25,0.09), 0 30px 60px -20px rgba(35,32,25,0.26);
    --sh-teal: 0 12px 30px -10px rgba(29,77,73,0.45);
    --sh-brass: 0 12px 30px -10px rgba(179,116,44,0.42);

    /* --- Motion --- */
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --t-fast: 160ms;
    --t-med: 320ms;
    --t-slow: 600ms;

    --header-h: 76px;
}

/* ---------------------------------------------------------------------
   2. RESET / BASE
   --------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-h) + 20px);
}

body {
    font-family: var(--font-sans);
    font-size: var(--fs-body);
    line-height: 1.65;
    color: var(--ink);
    background: var(--paper);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    text-rendering: optimizeLegibility;
}

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }

a { color: var(--teal); text-decoration: none; transition: color var(--t-fast) var(--ease); }
a:hover { color: var(--brass); }

button, input, textarea, select { font: inherit; color: inherit; }

h1, h2, h3, h4, h5 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.12;
    letter-spacing: -0.012em;
    color: var(--ink);
    text-wrap: balance;
}

p { text-wrap: pretty; }
strong { font-weight: 600; color: var(--ink); }
em { font-style: italic; }

::selection { background: var(--teal); color: var(--cream); }

:focus-visible {
    outline: 2.5px solid var(--brass);
    outline-offset: 3px;
    border-radius: 3px;
}

.visually-hidden {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0 0 0 0);
    white-space: nowrap; border: 0;
}
.hidden { display: none !important; }
/* Skip-to-main-content link (accessibility — WCAG 2.1 AA) */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    z-index: 9999;
    padding: 0.75rem 1.5rem;
    background: var(--teal);
    color: var(--cream);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    border-radius: 0 0 6px 0;
    transition: top 0.15s ease;
}
.skip-link:focus {
    top: 0;
    outline: 2.5px solid var(--brass);
    outline-offset: 2px;
}


/* ---------------------------------------------------------------------
   3. LAYOUT PRIMITIVES
   --------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: var(--gutter);
}

main > section {
    padding-block: var(--section-pad);
    position: relative;
}

/* Tinted bands for editorial rhythm */
.what-is-felt,
.featured-products,
.testimonials,
.timeline-section,
.regional-contacts,
.glossary-section,
.industries-section { background: var(--sand); }

.manufacturing-facility,
.process-section,
.quote-process,
.grades-section { background: var(--paper-2); }

/* Section header block */
.section-header {
    max-width: 760px;
    margin: 0 auto clamp(2rem, 1rem + 3vw, 3.6rem);
    text-align: center;
}
.section-header h1,
.section-header h2 {
    font-size: var(--fs-h2);
    position: relative;
}
.section-header > p {
    margin-top: 0.9rem;
    font-size: var(--fs-lead);
    color: var(--ink-soft);
}
.section-header::after {
    content: "";
    display: block;
    width: 58px; height: 3px;
    margin: 1.3rem auto 0;
    background: linear-gradient(90deg, var(--brass), var(--brass-soft));
    border-radius: 2px;
}

/* Eyebrow chip */
.eyebrow,
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-size: var(--fs-eyebrow);
    font-weight: 600;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    color: var(--brass-deep);
}
.hero-eyebrow::before {
    content: "";
    width: 26px; height: 2px;
    background: var(--brass);
}

/* ---------------------------------------------------------------------
   4. HEADER / NAVIGATION
   --------------------------------------------------------------------- */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,254,251,0.86);
    backdrop-filter: blur(14px) saturate(140%);
    -webkit-backdrop-filter: blur(14px) saturate(140%);
    border-bottom: 1px solid var(--line-soft);
}
.navbar { display: none; }

.nav-container {
    max-width: var(--container);
    margin-inline: auto;
    padding: 0 var(--gutter);
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}
.nav-logo { flex-shrink: 0; display: flex; }
.nav-logo a { display: flex; }
.company-logo { height: 46px; width: auto; object-fit: contain; }

.nav-menu {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.2rem;
    padding: 0;
}
.nav-link {
    display: block;
    position: relative;
    padding: 0.55rem 0.8rem;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--ink-soft);
    border-radius: var(--r-sm);
    transition: color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}
.nav-link::after {
    content: "";
    position: absolute;
    left: 0.8rem; right: 0.8rem;
    bottom: 0.34rem;
    height: 2px;
    background: var(--brass);
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--t-med) var(--ease);
}
.nav-link:hover { color: var(--teal); background: var(--teal-tint); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--teal); font-weight: 600; }
.nav-link.active::after { transform: scaleX(1); }

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px; height: 44px;
    padding: 10px;
    cursor: pointer;
    border-radius: var(--r-sm);
    background: transparent;
    border: 1px solid var(--line);
}
.hamburger .bar {
    width: 100%; height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: transform var(--t-med) var(--ease), opacity var(--t-fast);
}
.hamburger.active .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active .bar:nth-child(2) { opacity: 0; }
.hamburger.active .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------------------------------------------------------------------
   5. HERITAGE TRUST BAR
   --------------------------------------------------------------------- */
.heritage-bar {
    background: var(--teal-deep);
    color: rgba(255,255,255,0.82);
    font-size: var(--fs-small);
}
.heritage-bar .container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.6rem 1.1rem;
    padding-block: 0.7rem;
}
.heritage-bar strong { color: #fff; font-weight: 600; }
.heritage-bar .heritage-dot {
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--brass-soft);
}

/* ---------------------------------------------------------------------
   6. BREADCRUMBS
   --------------------------------------------------------------------- */
.breadcrumbs {
    background: var(--paper);
    border-bottom: 1px solid var(--line-soft);
}
.breadcrumbs .container { padding-block: 0.9rem; }
.breadcrumbs ol {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    padding: 0;
    font-size: var(--fs-small);
    color: var(--ink-faint);
}
.breadcrumbs li { display: flex; align-items: center; gap: 0.55rem; }
.breadcrumbs li + li::before { content: "›"; color: var(--line); font-size: 1rem; }
.breadcrumbs a { color: var(--ink-soft); font-weight: 500; }
.breadcrumbs a:hover { color: var(--brass); }
.breadcrumbs [aria-current="page"] { color: var(--ink); font-weight: 600; }

/* ---------------------------------------------------------------------
   7. BUTTONS
   --------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0.85rem 1.6rem;
    font-family: var(--font-sans);
    font-size: 0.96rem;
    font-weight: 600;
    border-radius: var(--r-pill);
    border: 1.5px solid transparent;
    cursor: pointer;
    text-align: center;
    transition: transform var(--t-fast) var(--ease),
                box-shadow var(--t-med) var(--ease),
                background var(--t-fast) var(--ease),
                color var(--t-fast) var(--ease);
}
.btn svg { width: 18px; height: 18px; }

.btn-primary {
    background: var(--teal);
    color: var(--cream);
    box-shadow: var(--sh-teal);
}
.btn-primary:hover {
    background: var(--teal-deep);
    color: var(--cream);
    transform: translateY(-2px);
    box-shadow: 0 16px 36px -10px rgba(29,77,73,0.55);
}
.btn-secondary {
    background: transparent;
    color: var(--teal);
    border-color: var(--teal);
}
.btn-secondary:hover {
    background: var(--teal);
    color: var(--cream);
    transform: translateY(-2px);
}
.btn-lg { padding: 1.05rem 2.3rem; font-size: 1.05rem; }

.get-quote-btn.btn-primary { background: var(--brass); box-shadow: var(--sh-brass); }
.get-quote-btn.btn-primary:hover { background: var(--brass-deep); box-shadow: 0 16px 36px -10px rgba(179,116,44,0.55); }
.footer-cta { margin-top: 1rem; }

/* ---------------------------------------------------------------------
   8. HERO (home)
   --------------------------------------------------------------------- */
.hero {
    background:
        radial-gradient(ellipse 70% 60% at 82% 12%, rgba(79,143,136,0.22), transparent 70%),
        radial-gradient(ellipse 60% 50% at 8% 92%, rgba(179,116,44,0.16), transparent 70%),
        linear-gradient(170deg, var(--cream) 0%, var(--paper) 55%, var(--sand) 100%);
    overflow: hidden;
    padding-block: clamp(3.5rem, 2rem + 8vw, 8rem) !important;
}
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("src/assets/felt-weave.svg");
    background-size: 480px;
    opacity: 0.5;
    mix-blend-mode: multiply;
    pointer-events: none;
}
.hero-container {
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: var(--gutter);
    position: relative;
    z-index: 1;
}
.hero-content { max-width: 880px; }

.hero-title {
    font-size: var(--fs-h1);
    font-weight: 500;
    margin-top: 1.3rem;
    line-height: 1.02;
}
.hero-title::after {
    content: "";
    display: block;
    width: 90px; height: 4px;
    margin-top: 1.5rem;
    background: linear-gradient(90deg, var(--brass), var(--brass-soft));
    border-radius: 3px;
}
.hero-subtitle {
    margin-top: 1.4rem;
    font-family: var(--font-display);
    font-size: clamp(1.15rem, 1rem + 0.7vw, 1.5rem);
    font-style: italic;
    color: var(--teal);
}
.hero-description {
    margin-top: 1rem;
    max-width: 620px;
    font-size: var(--fs-lead);
    color: var(--ink-soft);
}
.hero br { display: none; }
.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 2.2rem;
}
.hero-trust-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    margin-top: 3.2rem;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    overflow: hidden;
    box-shadow: var(--sh-sm);
}
.hero-trust-item {
    background: var(--cream);
    padding: 1.4rem 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}
.hero-trust-item strong {
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 1.3rem + 1.4vw, 2.5rem);
    font-weight: 600;
    color: var(--teal);
    line-height: 1;
}
.hero-trust-item span { font-size: var(--fs-small); color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   9. WHAT-IS-FELT / DEFINITION BLOCK
   --------------------------------------------------------------------- */
.what-is-felt-grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: clamp(2rem, 1rem + 4vw, 5rem);
    align-items: center;
}
.what-is-felt-text h2 { font-size: var(--fs-h2); margin-bottom: 1.2rem; }
.what-is-felt-text p { margin-bottom: 1rem; color: var(--ink-soft); }
.what-is-felt-text p:last-child { margin-bottom: 0; }
.what-is-felt-image img {
    width: 100%;
    border-radius: var(--r-lg);
    box-shadow: var(--sh-lg);
    border: 1px solid var(--line);
    background: var(--cream);
}
.definition-block {
    background: var(--cream);
    border: 1px solid var(--line);
    border-left: 5px solid var(--brass);
    border-radius: var(--r-md);
    padding: clamp(1.6rem, 1rem + 2vw, 2.6rem);
    box-shadow: var(--sh-sm);
    max-width: 980px;
    margin-inline: auto;
}
.definition-block h3 { font-size: var(--fs-h3); margin-bottom: 0.9rem; }
.definition-block p { margin-bottom: 0.85rem; color: var(--ink-soft); }
.definition-block p:last-child { margin-bottom: 0; }

/* ---------------------------------------------------------------------
   10. FEATURED PRODUCTS
   --------------------------------------------------------------------- */
.featured-products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(1rem, 0.5rem + 1.5vw, 1.6rem);
}
.featured-product-tile {
    display: flex;
    flex-direction: column;
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    overflow: hidden;
    box-shadow: var(--sh-sm);
    color: var(--ink);
    transition: transform var(--t-med) var(--ease), box-shadow var(--t-med) var(--ease);
}
.featured-product-tile:hover {
    transform: translateY(-6px);
    box-shadow: var(--sh-lg);
    color: var(--ink);
}
.tile-img {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--sand-deep);
}
.tile-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform var(--t-slow) var(--ease);
}
.featured-product-tile:hover .tile-img img { transform: scale(1.07); }
.tile-body { padding: 1.1rem 1.2rem 1.3rem; }
.tile-body h3 { font-size: 1.18rem; margin-bottom: 0.35rem; }
.tile-body p { font-size: var(--fs-small); color: var(--ink-soft); line-height: 1.5; }
.featured-product-tile::after {
    content: "View range →";
    display: block;
    margin: 0 1.2rem 1.2rem;
    font-size: var(--fs-small);
    font-weight: 600;
    color: var(--brass-deep);
    opacity: 0;
    transform: translateX(-6px);
    transition: opacity var(--t-med) var(--ease), transform var(--t-med) var(--ease);
}
.featured-product-tile:hover::after { opacity: 1; transform: translateX(0); }

/* ---------------------------------------------------------------------
   11. CERTIFICATIONS BAR (home)
   --------------------------------------------------------------------- */
.cert-bar {
    background: var(--teal);
    color: rgba(255,255,255,0.9);
    text-align: center;
}
.cert-bar-title {
    font-size: var(--fs-eyebrow);
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--brass-soft);
    margin-bottom: 1.8rem;
}
.cert-bar-row {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1.4rem;
    margin-bottom: 2rem;
}
.cert-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.7rem;
    padding: 1.2rem 1.8rem;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--line-dark);
    border-radius: var(--r-md);
    color: #fff;
    transition: background var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}
.cert-logo:hover { background: rgba(255,255,255,0.12); transform: translateY(-3px); color: #fff; }
.cert-logo img {
    height: 56px; width: auto;
    background: #fff;
    border-radius: var(--r-sm);
    padding: 6px;
}
.cert-label { font-size: var(--fs-small); font-weight: 600; }
.cert-standards {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.7rem;
}
.cert-standard-tag {
    display: inline-flex;
    align-items: baseline;
    gap: 0.35rem;
    padding: 0.45rem 0.95rem;
    background: rgba(255,255,255,0.07);
    border: 1px solid var(--line-dark);
    border-radius: var(--r-pill);
    font-size: var(--fs-small);
    color: rgba(255,255,255,0.78);
}
.cert-standard-tag strong { color: var(--brass-soft); }

/* ---------------------------------------------------------------------
   12. MANUFACTURING FACILITY / FACILITY CARDS
   --------------------------------------------------------------------- */
.facility-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.2rem, 0.6rem + 2vw, 2rem);
}
.facility-card-item {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: clamp(1.6rem, 1rem + 1.5vw, 2.4rem);
    text-align: center;
    box-shadow: var(--sh-sm);
    transition: transform var(--t-med) var(--ease), box-shadow var(--t-med) var(--ease);
}
.facility-card-item:hover { transform: translateY(-5px); box-shadow: var(--sh-md); }
.facility-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px; height: 72px;
    margin-bottom: 1.2rem;
    border-radius: 50%;
    background: var(--teal-tint);
    color: var(--teal);
}
.facility-icon svg { width: 34px; height: 34px; }
.facility-card-item h4 { font-size: var(--fs-h4); margin-bottom: 0.5rem; }
.facility-card-item p { font-size: var(--fs-small); color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   13. STATISTICS
   --------------------------------------------------------------------- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.6rem;
}
.stat-card {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 2rem;
    text-align: center;
}
.stat-icon { color: var(--teal); margin-bottom: 1rem; }
.stat-number {
    font-family: var(--font-display);
    font-size: 2.6rem;
    font-weight: 600;
    color: var(--brass);
}
.stat-label { font-weight: 600; }
.stat-description { font-size: var(--fs-small); color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   14. CTA SECTION
   --------------------------------------------------------------------- */
.cta-section {
    background:
        radial-gradient(ellipse 60% 80% at 85% 50%, rgba(79,143,136,0.35), transparent 70%),
        var(--teal-deep);
    color: var(--cream);
    overflow: hidden;
}
.cta-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("src/assets/felt-weave.svg");
    background-size: 420px;
    opacity: 0.18;
    pointer-events: none;
}
.cta-content {
    position: relative;
    text-align: center;
    max-width: 680px;
    margin-inline: auto;
}
.cta-content h2 { font-size: var(--fs-h2); color: #fff; }
.cta-content p {
    margin: 1rem 0 2rem;
    font-size: var(--fs-lead);
    color: rgba(255,255,255,0.82);
}

/* ---------------------------------------------------------------------
   15. WHY CHOOSE US / ADVANTAGES
   --------------------------------------------------------------------- */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(0.9rem, 0.4rem + 1.5vw, 1.4rem);
}
.advantage-card {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 1.7rem 1.4rem;
    box-shadow: var(--sh-sm);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: transform var(--t-med) var(--ease), box-shadow var(--t-med) var(--ease), border-color var(--t-fast);
}
.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--sh-md);
    border-color: var(--brass-soft);
}
.advantage-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 54px; height: 54px;
    border-radius: var(--r-sm);
    background: var(--brass-tint);
    color: var(--brass-deep);
}
.advantage-icon svg { width: 28px; height: 28px; }
.advantage-card h4 { font-size: 1.05rem; line-height: 1.3; }

/* ---------------------------------------------------------------------
   16. WHY BIKANER
   --------------------------------------------------------------------- */
.why-bikaner { background: var(--teal-deep); color: var(--cream); }
.why-bikaner .container { max-width: 1100px; }
.why-bikaner h2 { font-size: var(--fs-h2); color: #fff; margin-bottom: 1.2rem; }
.why-bikaner p { color: rgba(255,255,255,0.82); margin-bottom: 1rem; }
.why-bikaner em { color: var(--brass-soft); font-style: italic; }
.why-bikaner img {
    border-radius: var(--r-lg) !important;
    box-shadow: var(--sh-lg) !important;
    border: 1px solid var(--line-dark);
}
.bikaner-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    margin-top: 2.2rem;
    background: var(--line-dark);
    border: 1px solid var(--line-dark);
    border-radius: var(--r-md);
    overflow: hidden;
    clear: both;
}
.bikaner-stat {
    background: rgba(255,255,255,0.04);
    padding: 1.3rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.bikaner-stat strong {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--brass-soft);
    line-height: 1;
}
.bikaner-stat span { font-size: var(--fs-small); color: rgba(255,255,255,0.72); }

/* ---------------------------------------------------------------------
   17. TESTIMONIALS
   --------------------------------------------------------------------- */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1.1rem, 0.5rem + 1.8vw, 1.8rem);
}
.testimonial-card {
    position: relative;
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 2.4rem 1.8rem 1.8rem;
    box-shadow: var(--sh-sm);
    display: flex;
    flex-direction: column;
}
.quote-mark {
    font-family: var(--font-display);
    font-size: 4.5rem;
    line-height: 0.6;
    color: var(--brass-soft);
    margin-bottom: 0.4rem;
}
.testimonial-card blockquote {
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--ink);
    flex: 1;
}
.testimonial-attribution {
    margin-top: 1.4rem;
    padding-top: 1.1rem;
    border-top: 1px solid var(--line);
    font-size: var(--fs-small);
    color: var(--ink-faint);
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}
.testimonial-attribution strong { color: var(--teal); font-size: 0.95rem; }

/* ---------------------------------------------------------------------
   18. PROCESS SECTION
   --------------------------------------------------------------------- */
.process-section img { border: 1px solid var(--line); box-shadow: var(--sh-md); }
.process-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    overflow: hidden;
    counter-reset: step;
}
.process-step {
    background: var(--cream);
    padding: 1.7rem 1.3rem;
    counter-increment: step;
    position: relative;
}
.process-step::before {
    content: "0" counter(step);
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--brass-soft);
    display: block;
    margin-bottom: 0.6rem;
}
.process-step h4 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.process-step p { font-size: var(--fs-small); color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   19. INLINE FAQ / FAQ ACCORDION
   --------------------------------------------------------------------- */
.inline-faq .container,
.faq-section .container { max-width: var(--container-narrow); }

.faq-item {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    margin-bottom: 0.8rem;
    overflow: hidden;
    transition: box-shadow var(--t-fast) var(--ease), border-color var(--t-fast);
}
.faq-item[open] { box-shadow: var(--sh-md); border-color: var(--brass-soft); }
.faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 1.15rem 3.2rem 1.15rem 1.4rem;
    position: relative;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--ink);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: "";
    position: absolute;
    right: 1.3rem;
    top: 1.35rem;
    width: 16px; height: 16px;
    background:
        linear-gradient(var(--brass), var(--brass)) center / 16px 2px no-repeat,
        linear-gradient(var(--brass), var(--brass)) center / 2px 16px no-repeat;
    transition: transform var(--t-med) var(--ease);
}
.faq-item[open] summary::after { transform: rotate(135deg); }
.faq-item summary:hover { color: var(--teal); }
.faq-item > p,
.faq-item > ul {
    padding: 0 1.4rem 1.3rem;
    color: var(--ink-soft);
    font-size: 0.98rem;
}
.faq-item > ul { padding-left: 2.6rem; }
.faq-item > ul li { margin-bottom: 0.4rem; }

/* ---------------------------------------------------------------------
   20. GLOBAL MARKETS
   --------------------------------------------------------------------- */
.global-markets { background: var(--paper-2); }
.markets-description { max-width: 620px; margin: 0.8rem auto 0; }
.markets-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: clamp(0.8rem, 0.4rem + 1.3vw, 1.4rem);
}
.market-card {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 1.3rem 1rem;
    text-align: center;
    box-shadow: var(--sh-sm);
    transition: transform var(--t-med) var(--ease), box-shadow var(--t-med) var(--ease);
}
.market-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); }
.flag-container {
    margin-bottom: 0.8rem;
    border-radius: var(--r-sm);
    overflow: hidden;
    border: 1px solid var(--line);
}
.flag-image {
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    transition: transform var(--t-med) var(--ease);
}
.market-card h4 { font-size: 0.98rem; }

/* ---------------------------------------------------------------------
   21. WHATSAPP QUICK-CONTACT BAND (home)
   --------------------------------------------------------------------- */
.quick-contact {
    padding-block: var(--section-pad);
    position: relative;
    background: var(--paper);
}
.whatsapp-section {
    max-width: 620px;
    margin: 0 auto;
    text-align: center;
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: clamp(2rem, 1rem + 3vw, 3rem);
    box-shadow: var(--sh-md);
}
.whatsapp-section h4 { font-size: var(--fs-h3); margin-bottom: 0.5rem; }
.whatsapp-section > p { color: var(--ink-soft); margin-bottom: 1.5rem; }
.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 1.8rem;
    background: #25d366;
    color: #fff;
    font-weight: 600;
    border-radius: var(--r-pill);
    box-shadow: 0 12px 28px -10px rgba(37,211,102,0.6);
    transition: transform var(--t-fast) var(--ease), background var(--t-fast);
}
.whatsapp-btn:hover { background: #1da851; color: #fff; transform: translateY(-2px); }
.whatsapp-btn svg { width: 20px; height: 20px; }
.form-success {
    max-width: 620px;
    margin: 1.5rem auto 0;
    padding: 1.2rem;
    text-align: center;
    background: var(--teal-tint);
    border: 1px solid var(--teal-300);
    border-radius: var(--r-md);
    color: var(--teal);
    font-weight: 600;
}

/* ---------------------------------------------------------------------
   22. FOOTER
   --------------------------------------------------------------------- */
.footer {
    background: var(--teal-deep);
    color: rgba(255,255,255,0.72);
    padding-block: clamp(3rem, 2rem + 3vw, 4.5rem) 0;
    position: relative;
}
.footer::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("src/assets/felt-weave.svg");
    background-size: 460px;
    opacity: 0.14;
    pointer-events: none;
}
.footer .container { position: relative; }
.footer-content {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
    gap: clamp(1.6rem, 1rem + 2vw, 3rem);
    padding-bottom: 2.6rem;
}
.footer-section h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 0.5rem;
}
.footer-section h4 {
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--brass-soft);
    margin-bottom: 1rem;
}
.footer-section p { font-size: var(--fs-small); margin-bottom: 0.55rem; }
.footer-section ul { list-style: none; padding: 0; }
.footer-section ul li { margin-bottom: 0.55rem; }
.footer-section a { color: rgba(255,255,255,0.72); font-size: var(--fs-small); }
.footer-section a:hover { color: var(--brass-soft); }
.footer-bottom {
    border-top: 1px solid var(--line-dark);
    padding-block: 1.5rem;
    text-align: center;
    font-size: var(--fs-small);
    color: rgba(255,255,255,0.5);
}

/* ---------------------------------------------------------------------
   23. FLOATING CTA + SCROLL-TO-TOP
   --------------------------------------------------------------------- */
.floating-cta {
    position: fixed;
    right: 1.3rem;
    bottom: 1.3rem;
    z-index: 90;
}
.floating-quote-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 1.4rem;
    background: var(--brass);
    color: #fff;
    font-weight: 600;
    font-size: 0.92rem;
    border-radius: var(--r-pill);
    box-shadow: var(--sh-brass);
    transition: transform var(--t-fast) var(--ease), background var(--t-fast);
}
.floating-quote-btn:hover { background: var(--brass-deep); color: #fff; transform: translateY(-3px); }
.floating-quote-btn svg { width: 18px; height: 18px; }

.scroll-to-top {
    display: flex !important;
    align-items: center;
    justify-content: center;
    background: var(--teal) !important;
    box-shadow: var(--sh-teal) !important;
    border-radius: 50% !important;
}

/* ---------------------------------------------------------------------
   24. INNER-PAGE HERO
   --------------------------------------------------------------------- */
.page-hero {
    background:
        radial-gradient(ellipse 60% 70% at 88% 10%, rgba(79,143,136,0.2), transparent 70%),
        linear-gradient(165deg, var(--cream), var(--sand));
    overflow: hidden;
}
.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("src/assets/felt-weave.svg");
    background-size: 420px;
    opacity: 0.4;
    mix-blend-mode: multiply;
    pointer-events: none;
}
.page-hero .container { position: relative; max-width: var(--container-narrow); }
.page-hero .section-header { margin-bottom: 1.4rem; text-align: left; margin-inline: 0; }
.page-hero .section-header::after { margin-inline: 0; }
.page-hero h1 { font-size: var(--fs-h1); }
.page-hero .section-header > p { font-size: var(--fs-lead); }
.page-lead {
    font-size: var(--fs-lead);
    color: var(--ink-soft);
    max-width: 760px;
}

/* ---------------------------------------------------------------------
   25. ABOUT PAGE
   --------------------------------------------------------------------- */
.about-content {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: clamp(2rem, 1rem + 4vw, 4.5rem);
    align-items: start;
}
.about-text p { margin-bottom: 1rem; color: var(--ink-soft); }
.key-points-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.key-point-card {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 1.4rem;
    box-shadow: var(--sh-sm);
    transition: transform var(--t-med) var(--ease), box-shadow var(--t-med) var(--ease);
}
.key-point-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); }
.key-point-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px; height: 48px;
    margin-bottom: 0.9rem;
    border-radius: 50%;
    background: var(--teal-tint);
    font-size: 1.4rem;
}
.key-point-card h4 { font-size: 1rem; line-height: 1.35; }

.leadership-panel {
    background: var(--teal-deep);
    color: var(--cream);
    overflow: hidden;
}
.leadership-panel::before {
    content: "";
    position: absolute; inset: 0;
    background-image: url("src/assets/felt-weave.svg");
    background-size: 440px;
    opacity: 0.16;
    pointer-events: none;
}
.leadership-content {
    position: relative;
    max-width: 820px;
    margin-inline: auto;
}
.leadership-content h2 { font-size: var(--fs-h2); color: #fff; margin-bottom: 1.3rem; }
.leadership-content p { color: rgba(255,255,255,0.84); margin-bottom: 1rem; font-size: var(--fs-lead); }
.leadership-content em { color: var(--brass-soft); }
.leadership-content strong { color: #fff; }
.leadership-content .attribution {
    font-family: var(--font-display);
    font-style: italic;
    color: var(--brass-soft);
    font-size: 1.15rem;
    margin-top: 1.4rem;
}

.timeline {
    max-width: 820px;
    margin-inline: auto;
    position: relative;
    padding-left: 2.4rem;
}
.timeline::before {
    content: "";
    position: absolute;
    left: 7px; top: 8px; bottom: 8px;
    width: 2px;
    background: linear-gradient(var(--brass-soft), var(--line));
}
.timeline-item { position: relative; padding-bottom: 2.2rem; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
    content: "";
    position: absolute;
    left: calc(-2.4rem + 1px);
    top: 6px;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--brass);
    border: 3px solid var(--sand);
    box-shadow: 0 0 0 2px var(--brass-soft);
}
.timeline-year {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--teal);
    margin-bottom: 0.35rem;
}
.timeline-event {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 1.3rem 1.5rem;
    box-shadow: var(--sh-sm);
}
.timeline-event h3 { font-size: var(--fs-h4); margin-bottom: 0.4rem; }
.timeline-event p { font-size: var(--fs-small); color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   26. PRODUCTS PAGE
   --------------------------------------------------------------------- */
.product-category { margin-top: 1rem; }
.category-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 2.6rem;
}
.category-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px; height: 64px;
    margin-bottom: 1rem;
    border-radius: var(--r-md);
    background: var(--teal-tint);
    color: var(--teal);
}
.category-header h3 { font-size: var(--fs-h3); }
.category-header p { color: var(--ink-soft); margin-top: 0.4rem; }

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1rem, 0.5rem + 1.5vw, 1.7rem);
}
.product-card {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 1.4rem;
    box-shadow: var(--sh-sm);
    display: flex;
    flex-direction: column;
    transition: transform var(--t-med) var(--ease), box-shadow var(--t-med) var(--ease);
}
.product-card:hover { box-shadow: var(--sh-md); }
.product-card.featured { border-color: var(--brass-soft); border-width: 1.5px; }
.product-image {
    border-radius: var(--r-sm);
    overflow: hidden;
    margin-bottom: 1.1rem;
    background: var(--sand-deep);
    aspect-ratio: 3 / 2;
}
.product-image img { width: 100%; height: 100%; object-fit: cover; }
.product-card h3 { font-size: 1.22rem; margin-bottom: 0.4rem; }
.product-card > p { font-size: var(--fs-small); color: var(--ink-soft); margin-bottom: 0.5rem; }
.unique-quality { color: var(--brass-deep) !important; }
.expand-btn {
    align-self: flex-start;
    margin-top: auto;
    padding: 0.6rem 1.1rem;
    background: var(--teal-tint);
    color: var(--teal);
    border: 1px solid transparent;
    border-radius: var(--r-pill);
    font-size: 0.86rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--t-fast) var(--ease), color var(--t-fast);
}
.expand-btn:hover { background: var(--teal); color: var(--cream); }
.product-details {
    display: none;
    margin-top: 1.1rem;
    padding-top: 1.1rem;
    border-top: 1px solid var(--line);
}
.product-details.active { display: block; animation: fadeInUp var(--t-med) var(--ease); }
.product-details h4 {
    font-family: var(--font-sans);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--brass-deep);
    margin: 0.9rem 0 0.5rem;
}
.product-details h4:first-child { margin-top: 0; }
.product-details ul { list-style: none; padding: 0; margin-bottom: 0.5rem; }
.product-details ul li {
    font-size: var(--fs-small);
    color: var(--ink-soft);
    padding: 0.3rem 0;
    border-bottom: 1px dashed var(--line-soft);
}
.applications-list { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.app-tag-small {
    padding: 0.28rem 0.7rem;
    background: var(--sand);
    border: 1px solid var(--line);
    border-radius: var(--r-pill);
    font-size: 0.76rem;
    color: var(--ink-soft);
}
.custom-features ul { list-style: none; padding: 0; margin-top: 1rem; }
.custom-features li {
    font-size: var(--fs-small);
    color: var(--ink-soft);
    padding: 0.35rem 0 0.35rem 1.5rem;
    position: relative;
}
.custom-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--brass);
    font-weight: 700;
}
.contact-custom-btn { margin-top: auto; align-self: flex-start; }

/* ---------------------------------------------------------------------
   27. APPLICATIONS PAGE
   --------------------------------------------------------------------- */
.applications-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(1.2rem, 0.6rem + 2vw, 2rem);
}
.application-category {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 1.7rem;
    box-shadow: var(--sh-sm);
}
.application-category h3 {
    font-size: var(--fs-h4);
    padding-bottom: 0.8rem;
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--brass-soft);
}
.application-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.app-tag {
    padding: 0.4rem 0.9rem;
    background: var(--sand);
    border: 1px solid var(--line);
    border-radius: var(--r-pill);
    font-size: var(--fs-small);
    color: var(--ink-soft);
    cursor: default;
    transition: background var(--t-fast) var(--ease), color var(--t-fast), transform var(--t-fast);
}
.app-tag:hover { background: var(--teal); color: var(--cream); transform: translateY(-2px); }
.industry-card {
    background: var(--cream);
    border: 1px solid var(--line);
    border-left: 5px solid var(--brass);
    border-radius: var(--r-md);
    padding: clamp(1.6rem, 1rem + 2vw, 2.4rem);
    box-shadow: var(--sh-sm);
}
.industry-card h2 { font-size: var(--fs-h3); margin-bottom: 0.7rem; }
.industry-card > p { color: var(--ink-soft); margin-bottom: 0.8rem; }

/* ---------------------------------------------------------------------
   28. TECHNOLOGY PAGE / TABLES
   --------------------------------------------------------------------- */
.tech-specs-table { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-title { font-size: var(--fs-h3); margin-bottom: 1.2rem; text-align: center; }
table.comparative-specs-table,
table.grades-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--cream);
    border-radius: var(--r-md);
    overflow: hidden;
    box-shadow: var(--sh-sm);
    border: 1px solid var(--line);
    font-size: 0.92rem;
}
.comparative-specs-table thead th,
.grades-table thead th {
    background: var(--teal);
    color: var(--cream);
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: 0.82rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 0.95rem 1rem;
    text-align: left;
}
.comparative-specs-table td,
.grades-table td {
    padding: 0.78rem 1rem;
    border-bottom: 1px solid var(--line-soft);
    color: var(--ink-soft);
}
.grades-table tbody tr:nth-child(even),
.comparative-specs-table tr.alt-row { background: var(--paper); }
.grades-table tbody tr:hover,
.comparative-specs-table tbody tr:hover { background: var(--teal-tint); }
.grades-table td:first-child { font-weight: 600; color: var(--teal); }
.comparative-specs-table .property-name { font-weight: 500; color: var(--ink); }
.comparative-specs-table .spec-value { text-align: center; font-variant-numeric: tabular-nums; }
.comparative-specs-table .spec-header { text-align: center; }
.comparative-specs-table tr.section-header-row td {
    background: var(--sand-deep);
    color: var(--teal);
    font-size: 0.82rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.comparative-specs-table tr.section-header-row strong { color: var(--teal); }

.spec-callout {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 1.4rem 1.6rem;
    margin-bottom: 1rem;
    box-shadow: var(--sh-sm);
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.spec-callout:hover { border-color: var(--brass-soft); box-shadow: var(--sh-md); }
.spec-callout h4 { font-size: var(--fs-h4); color: var(--teal); margin-bottom: 0.45rem; }
.spec-callout p { font-size: 0.96rem; color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   29. CERTIFICATIONS PAGE
   --------------------------------------------------------------------- */
.certifications-description { max-width: 680px; margin: 0.8rem auto 0; }
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1rem, 0.5rem + 1.6vw, 1.6rem);
}
.certification-card {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 1.6rem;
    text-align: center;
    box-shadow: var(--sh-sm);
    transition: transform var(--t-med) var(--ease), box-shadow var(--t-med) var(--ease);
    cursor: pointer;
}
.certification-card:hover { transform: translateY(-5px); box-shadow: var(--sh-md); }
.cert-image-container {
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    background: var(--paper);
    border-radius: var(--r-sm);
    border: 1px solid var(--line-soft);
}
.cert-image { max-height: 86px; width: auto; }
.cert-placeholder {
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    background: linear-gradient(150deg, var(--teal), var(--teal-deep));
    border-radius: var(--r-sm);
    position: relative;
    overflow: hidden;
    transition: transform var(--t-med) var(--ease);
}
.cert-placeholder-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
    color: var(--cream);
}
.cert-icon { font-size: 2rem; }
.cert-text {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}
.cert-hover {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(20,56,52,0.9);
    color: var(--brass-soft);
    font-size: var(--fs-small);
    opacity: 0;
    transition: opacity var(--t-med) var(--ease);
}
.certification-card h4 { font-size: var(--fs-h4); margin-bottom: 0.3rem; }
.certification-card > p { font-size: var(--fs-small); color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   30. ENVIRONMENT PAGE
   --------------------------------------------------------------------- */
.environment-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 1rem + 4vw, 4rem);
    align-items: start;
}
.environment-text p { color: var(--ink-soft); margin-bottom: 1.2rem; }
.environment-initiatives {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}
.environment-initiatives li {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    padding: 0.85rem 1rem 0.85rem 2.7rem;
    font-size: 0.96rem;
    color: var(--ink-soft);
    position: relative;
}
.environment-initiatives li::before {
    content: "";
    position: absolute;
    left: 1rem; top: 50%;
    transform: translateY(-50%);
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--teal);
}
.environment-initiatives li::after {
    content: "✓";
    position: absolute;
    left: 1.18rem; top: 50%;
    transform: translateY(-52%);
    color: var(--cream);
    font-size: 0.7rem;
    font-weight: 700;
}
.environment-images { display: grid; gap: 1rem; }
.environment-image-container {
    border-radius: var(--r-md);
    overflow: hidden;
    border: 1px solid var(--line);
    box-shadow: var(--sh-md);
}
.environment-image {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform var(--t-slow) var(--ease);
}
.environment-image-container:hover .environment-image { transform: scale(1.05); }

/* ---------------------------------------------------------------------
   31. CONTACT PAGE
   --------------------------------------------------------------------- */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: clamp(1.6rem, 1rem + 2.5vw, 3rem);
    align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 1rem; }
.info-item {
    display: flex;
    gap: 1rem;
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 1.2rem;
    box-shadow: var(--sh-sm);
}
.info-icon {
    flex-shrink: 0;
    width: 46px; height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--teal-tint);
    font-size: 1.3rem;
}
.info-details h4 {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--brass-deep);
    font-family: var(--font-sans);
    margin-bottom: 0.25rem;
}
.info-details p { font-size: 0.96rem; color: var(--ink-soft); }
.map-container {
    border-radius: var(--r-md);
    overflow: hidden;
    border: 1px solid var(--line);
    box-shadow: var(--sh-sm);
}
.map-container iframe { display: block; }

.contact-form-container {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: clamp(1.6rem, 1rem + 2vw, 2.6rem);
    box-shadow: var(--sh-md);
}
.contact-form { display: flex; flex-direction: column; gap: 1.1rem; }
.form-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ink-soft);
}
.form-group input,
.form-group textarea,
.form-group select {
    padding: 0.75rem 0.9rem;
    background: var(--paper);
    border: 1.5px solid var(--line);
    border-radius: var(--r-sm);
    font-size: 0.96rem;
    transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--teal);
    box-shadow: 0 0 0 3px var(--teal-tint);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    padding: 0.95rem 1.6rem;
    background: #25d366;
    color: #fff;
    border: none;
    border-radius: var(--r-pill);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0 12px 28px -10px rgba(37,211,102,0.55);
    transition: transform var(--t-fast) var(--ease), background var(--t-fast);
}
.submit-btn:hover { background: #1da851; transform: translateY(-2px); }
.submit-btn svg { width: 20px; height: 20px; }
.form-helper { font-size: var(--fs-small); color: var(--ink-faint); text-align: center; }

.regional-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: clamp(1rem, 0.5rem + 1.5vw, 1.5rem);
}
.regional-card {
    background: var(--cream);
    border: 1px solid var(--line);
    border-top: 4px solid var(--brass);
    border-radius: var(--r-md);
    padding: 1.5rem;
    box-shadow: var(--sh-sm);
    transition: transform var(--t-med) var(--ease), box-shadow var(--t-med) var(--ease);
}
.regional-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); }
.regional-card h4 { font-size: 1.02rem; margin-bottom: 0.6rem; }
.regional-card p { font-size: var(--fs-small); color: var(--ink-soft); margin-bottom: 0.3rem; }
.regional-card a { font-weight: 600; }

/* ---------------------------------------------------------------------
   32. FAQ PAGE
   --------------------------------------------------------------------- */
.faq-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    justify-content: center;
    margin-bottom: 2.6rem;
}
.faq-cat-chip {
    padding: 0.5rem 1.1rem;
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-pill);
    font-size: var(--fs-small);
    font-weight: 600;
    color: var(--ink-soft);
    transition: background var(--t-fast) var(--ease), color var(--t-fast), border-color var(--t-fast);
}
.faq-cat-chip:hover { background: var(--teal); color: var(--cream); border-color: var(--teal); }
.faq-group-title {
    font-size: var(--fs-h3);
    margin: 2.6rem 0 1.1rem;
    padding-left: 1rem;
    border-left: 4px solid var(--brass);
    scroll-margin-top: calc(var(--header-h) + 20px);
}
.faq-group-title:first-of-type { margin-top: 0; }
.faq-hero { text-align: left; }

/* ---------------------------------------------------------------------
   33. FELT-GRADES PAGE
   --------------------------------------------------------------------- */
.grades-section h2 { font-size: var(--fs-h3); margin: 2.6rem 0 1.1rem; }
.grades-section h2:first-child { margin-top: 0; }
.grades-section > .container > p { color: var(--ink-soft); margin-bottom: 1.2rem; max-width: 880px; }
.table-note { font-size: var(--fs-small); color: var(--ink-faint); font-style: italic; }
.grade-quick-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.2rem;
    margin-bottom: 1.5rem;
}
.grade-quick-card {
    background: var(--cream);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    padding: 1.5rem;
    box-shadow: var(--sh-sm);
    transition: transform var(--t-med) var(--ease), box-shadow var(--t-med) var(--ease);
}
.grade-quick-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); }
.grade-quick-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.grade-class {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    margin-bottom: 0.7rem;
    background: var(--brass-tint);
    color: var(--brass-deep);
    border-radius: var(--r-pill);
    font-size: 0.82rem;
    font-weight: 700;
}
.grade-quick-card p:last-child { font-size: var(--fs-small); color: var(--ink-soft); }
.grades-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 1rem;
    border-radius: var(--r-md);
}
.grades-table.cross-ref { font-size: 0.88rem; }
.grade-prop-list {
    list-style: none;
    padding: 0;
    display: grid;
    gap: 0.7rem;
    margin: 1rem 0;
}
.grade-prop-list li {
    background: var(--cream);
    border: 1px solid var(--line);
    border-left: 4px solid var(--teal-300);
    border-radius: var(--r-sm);
    padding: 0.9rem 1.1rem;
    font-size: 0.96rem;
    color: var(--ink-soft);
}
.grades-cta-box {
    margin-top: 2.4rem;
    background: linear-gradient(150deg, var(--teal), var(--teal-deep));
    border-radius: var(--r-lg);
    padding: clamp(1.8rem, 1rem + 2.5vw, 3rem);
    text-align: center;
    color: var(--cream);
}
.grades-cta-box h3 { font-size: var(--fs-h3); color: #fff; margin-bottom: 0.5rem; }
.grades-cta-box p { color: rgba(255,255,255,0.82); margin-bottom: 1.4rem; max-width: 560px; margin-inline: auto; }

/* ---------------------------------------------------------------------
   34. GLOSSARY PAGE
   --------------------------------------------------------------------- */
.glossary-list {
    columns: 2;
    column-gap: 2.4rem;
    max-width: 1100px;
    margin-inline: auto;
}
.glossary-list dt {
    font-family: var(--font-display);
    font-size: 1.12rem;
    font-weight: 600;
    color: var(--teal);
    margin-top: 1.4rem;
    scroll-margin-top: calc(var(--header-h) + 20px);
    break-after: avoid;
}
.glossary-list dt:first-child { margin-top: 0; }
.glossary-list dd {
    font-size: 0.95rem;
    color: var(--ink-soft);
    margin: 0.35rem 0 0;
    padding-bottom: 0.9rem;
    border-bottom: 1px solid var(--line);
    break-inside: avoid;
}

/* ---------------------------------------------------------------------
   35. INDUSTRIES PAGE
   --------------------------------------------------------------------- */
.industries-section .container {
    max-width: var(--container-narrow);
    display: grid;
    gap: 1.2rem;
}
.industry-card .industry-stat {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    margin-bottom: 0.9rem;
    background: var(--teal-tint);
    color: var(--teal);
    border-radius: var(--r-pill);
    font-size: 0.82rem;
    font-weight: 600;
}
.industry-keywords {
    margin-top: 0.9rem !important;
    padding-top: 0.9rem;
    border-top: 1px dashed var(--line);
    font-size: var(--fs-small) !important;
    color: var(--ink-faint) !important;
}
.industry-keywords strong { color: var(--brass-deep); }

/* ---------------------------------------------------------------------
   36. MOTION / SCROLL REVEAL
   --------------------------------------------------------------------- */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.04); }
}

.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity var(--t-slow) var(--ease-out),
                transform var(--t-slow) var(--ease-out);
    will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

.reveal-stagger > * {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity var(--t-slow) var(--ease-out),
                transform var(--t-slow) var(--ease-out);
}
.reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 70ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 140ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 210ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 280ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 350ms; }
.reveal-stagger.is-visible > *:nth-child(7) { transition-delay: 420ms; }
.reveal-stagger.is-visible > *:nth-child(8) { transition-delay: 490ms; }

.fade-in { animation: fadeInUp var(--t-slow) var(--ease-out); }

/* ---------------------------------------------------------------------
   37. RESPONSIVE
   --------------------------------------------------------------------- */
@media (max-width: 1100px) {
    .featured-products-grid,
    .advantages-grid,
    .markets-grid { grid-template-columns: repeat(3, 1fr); }
    .grade-quick-grid { grid-template-columns: repeat(2, 1fr); }
    .process-grid { grid-template-columns: repeat(3, 1fr); }
    .regional-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 960px) {
    :root { --header-h: 66px; }

    .hamburger { display: flex; }
    .nav-menu {
        position: fixed;
        top: var(--header-h);
        right: 0;
        width: min(82vw, 340px);
        height: calc(100dvh - var(--header-h));
        flex-direction: column;
        align-items: stretch;
        gap: 0.2rem;
        padding: 1.4rem;
        background: var(--cream);
        border-left: 1px solid var(--line);
        box-shadow: var(--sh-lg);
        transform: translateX(110%);
        transition: transform var(--t-med) var(--ease);
        overflow-y: auto;
    }
    .nav-menu.active { transform: translateX(0); }
    .nav-link { padding: 0.85rem 1rem; font-size: 1rem; border-radius: var(--r-sm); }
    .nav-link::after { display: none; }
    .nav-link.active { background: var(--teal-tint); }

    .what-is-felt-grid,
    .about-content,
    .environment-content,
    .contact-wrapper { grid-template-columns: 1fr; }
    .what-is-felt-image { order: -1; }

    .hero-trust-row { grid-template-columns: repeat(2, 1fr); }
    .facility-cards-grid,
    .testimonials-grid,
    .stats-grid { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr 1fr; }
    .applications-grid { grid-template-columns: 1fr; }

    .why-bikaner img {
        float: none !important;
        max-width: 100% !important;
        margin: 0 0 1.5rem !important;
    }
}

@media (max-width: 700px) {
    :root { --section-pad: clamp(3rem, 2rem + 4vw, 4.5rem); }

    .featured-products-grid,
    .advantages-grid,
    .markets-grid,
    .products-grid,
    .certifications-grid,
    .facility-cards-grid,
    .grade-quick-grid,
    .process-grid,
    .regional-grid { grid-template-columns: 1fr; }

    .key-points-grid { grid-template-columns: 1fr; }
    .hero-trust-row { grid-template-columns: 1fr 1fr; }
    .bikaner-stats { grid-template-columns: 1fr 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-content { grid-template-columns: 1fr; }
    .glossary-list { columns: 1; }
    .hero-buttons .btn { flex: 1 1 100%; }

    .timeline { padding-left: 1.9rem; }
    .floating-cta { right: 0.9rem; bottom: 0.9rem; }
    .floating-quote-btn { padding: 0.75rem 1.1rem; font-size: 0.86rem; }
}

@media (max-width: 420px) {
    .hero-trust-row { grid-template-columns: 1fr; }
    .bikaner-stats { grid-template-columns: 1fr; }
}

/* ---------------------------------------------------------------------
   38. ACCESSIBILITY / PRINT
   --------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
    .reveal, .reveal-stagger > * { opacity: 1 !important; transform: none !important; }
}

@media print {
    header, .heritage-bar, .floating-cta, .scroll-to-top, .breadcrumbs { display: none !important; }
    body { background: #fff; color: #000; }
    main > section { padding-block: 1rem; background: #fff !important; }
}