/* =========================================
   NSSA — Natural Stone Strategic Alliance
   Brand-Compliant Stylesheet
   ========================================= */

/* ----- CSS Custom Properties ----- */
:root {
    /* Brand Colors */
    --gold: #c7893e;
    --gold-light: #d9a86a;
    --gold-dark: #a87030;
    --red: #863a35;
    --red-light: #a04e48;
    --red-dark: #6b2e2a;
    --blue: #221c35;
    --blue-light: #3a3252;
    --blue-dark: #16112a;

    /* Text-safe gold tones (WCAG AA on light backgrounds) */
    --gold-text: #96631c;
    --gold-text-dark: #7a4f15;

    /* Neutrals */
    --white: #ffffff;
    --off-white: #f8f6f3;
    --warm-gray: #e8e3dc;
    --medium-gray: #6e675e;
    --dark-gray: #4a453e;
    --black: #1a1a1a;

    /* Typography */
    --font-primary: 'Roboto', sans-serif;
    --font-condensed: 'Roboto Condensed', sans-serif;

    /* Spacing */
    --section-padding: 120px;
    --container-width: 1200px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ----- Reset & Base ----- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-weight: 400;
    line-height: 1.7;
    color: var(--dark-gray);
    background-color: var(--off-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    color: var(--gold-text);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--gold-text-dark);
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ----- Typography ----- */
h1, h2, h3, h4 {
    font-family: var(--font-condensed);
    font-weight: 700;
    color: var(--blue);
    line-height: 1.2;
}

.text-gold { color: var(--gold); }
.text-red { color: var(--red); }

/* ----- Reveal Animation ----- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ----- Buttons ----- */
.btn {
    display: inline-block;
    font-family: var(--font-condensed);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 16px 36px;
    border-radius: 4px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-medium);
    text-align: center;
}

.btn-primary {
    background: var(--gold);
    color: var(--white);
    border-color: var(--gold);
}

.btn-primary:hover {
    background: var(--gold-dark);
    border-color: var(--gold-dark);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(199, 137, 62, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--blue);
    border-color: var(--blue);
}

.btn-outline:hover {
    background: var(--blue);
    color: var(--white);
    border-color: var(--blue);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(34, 28, 53, 0.2);
}

.btn-gold {
    background: var(--gold);
    color: var(--white);
    border-color: var(--gold);
    font-size: 1.05rem;
    padding: 18px 48px;
}

.btn-gold:hover {
    background: var(--gold-light);
    border-color: var(--gold-light);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(199, 137, 62, 0.4);
}

.btn-full {
    width: 100%;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-medium);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    padding: 12px 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    position: relative;
    height: 48px;
}

.nav-logo-img {
    height: 48px;
    width: auto;
    transition: opacity var(--transition-medium);
}

.nav-logo-white {
    position: absolute;
    top: 0;
    left: 0;
}

/* Light hero: always show color logo */
.navbar:not(.scrolled) .nav-logo-img#nav-logo-color {
    opacity: 1;
}

.navbar:not(.scrolled) .nav-logo-white {
    opacity: 0;
}

.navbar.scrolled .nav-logo-img#nav-logo-color {
    opacity: 1;
}

.navbar.scrolled .nav-logo-white {
    opacity: 0;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    display: inline-block;
    font-family: var(--font-condensed);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 8px 16px;
    color: var(--dark-gray);
    transition: color var(--transition-fast);
    border-radius: 4px;
}

.navbar.scrolled .nav-link {
    color: var(--dark-gray);
}

.nav-link:hover {
    color: var(--gold);
}

.nav-cta {
    background: var(--gold);
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: 4px;
    margin-left: 8px;
}

.nav-cta:hover {
    background: var(--gold-dark);
    color: var(--white) !important;
}

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--blue);
    transition: all var(--transition-fast);
}

.navbar.scrolled .nav-toggle span {
    background: var(--blue);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO — Modern Clean Design
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--off-white);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: var(--off-white);
    z-index: 0;
}

/* Decorative organic stone lines — inspired by the NSSA logo */
.hero-lines {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero-lines svg {
    position: absolute;
    width: 100%;
    height: 100%;
}

/* Base line — reveal draws the stroke in, sway gives continuous motion */
.hero-lines .line {
    fill: none;
    stroke: var(--gold);
    stroke-linecap: round;
    stroke-dasharray: 2000;
    stroke-dashoffset: 2000;
}

/* Each line: reveal + individual continuous sway */
.hero-lines .line:nth-child(1) {
    opacity: 0.22; stroke-width: 1.2;
    animation: lineReveal 2.0s 0.00s ease-out forwards, lineSway1 6s  -0.5s ease-in-out infinite alternate;
}
.hero-lines .line:nth-child(2) {
    opacity: 0.14; stroke-width: 0.8;
    animation: lineReveal 2.0s 0.10s ease-out forwards, lineSway2 9s  -3.0s ease-in-out infinite alternate;
}
.hero-lines .line:nth-child(3) {
    opacity: 0.25; stroke-width: 1.4;
    animation: lineReveal 2.0s 0.20s ease-out forwards, lineSway3 7s  -1.5s ease-in-out infinite alternate;
}
.hero-lines .line:nth-child(4) {
    opacity: 0.12; stroke-width: 0.9;
    animation: lineReveal 2.0s 0.30s ease-out forwards, lineSway1 10s -5.0s ease-in-out infinite alternate;
}
.hero-lines .line:nth-child(5) {
    opacity: 0.20; stroke-width: 1.1;
    animation: lineReveal 2.0s 0.40s ease-out forwards, lineSway2 8s  -2.0s ease-in-out infinite alternate;
}
.hero-lines .line:nth-child(6) {
    opacity: 0.18; stroke-width: 1.0;
    animation: lineReveal 2.0s 0.50s ease-out forwards, lineSway3 6s  -4.0s ease-in-out infinite alternate;
}
.hero-lines .line:nth-child(7) {
    opacity: 0.15; stroke-width: 1.2;
    animation: lineReveal 2.0s 0.60s ease-out forwards, lineSway1 11s -1.0s ease-in-out infinite alternate;
}
.hero-lines .line:nth-child(8) {
    opacity: 0.26; stroke-width: 1.5;
    animation: lineReveal 2.0s 0.70s ease-out forwards, lineSway2 7s  -6.0s ease-in-out infinite alternate;
}
.hero-lines .line:nth-child(9) {
    opacity: 0.11; stroke-width: 0.8;
    animation: lineReveal 2.0s 0.80s ease-out forwards, lineSway3 9s  -3.5s ease-in-out infinite alternate;
}
.hero-lines .line:nth-child(10) {
    opacity: 0.19; stroke-width: 1.1;
    animation: lineReveal 2.0s 0.90s ease-out forwards, lineSway1 8s  -2.5s ease-in-out infinite alternate;
}
.hero-lines .line:nth-child(11) {
    opacity: 0.16; stroke-width: 1.0;
    animation: lineReveal 2.0s 1.00s ease-out forwards, lineSway2 10s -0.8s ease-in-out infinite alternate;
}
.hero-lines .line:nth-child(12) {
    opacity: 0.23; stroke-width: 1.3;
    animation: lineReveal 2.0s 1.10s ease-out forwards, lineSway3 7s  -4.5s ease-in-out infinite alternate;
}

/* Draw-in: stroke-dashoffset only (opacity set inline above) */
@keyframes lineReveal {
    from { stroke-dashoffset: 2000; }
    to   { stroke-dashoffset: 0; }
}

/* Three sway variants — different amplitude & axis mix */
@keyframes lineSway1 {
    from { transform: translateY(0px)   translateX(0px); }
    to   { transform: translateY(20px)  translateX(-6px); }
}
@keyframes lineSway2 {
    from { transform: translateY(0px)   translateX(0px); }
    to   { transform: translateY(-18px) translateX(8px); }
}
@keyframes lineSway3 {
    from { transform: translateY(0px)   translateX(0px); }
    to   { transform: translateY(24px)  translateX(5px); }
}

/* Soft radial glow accent */
.hero-bg::before {
    content: '';
    position: absolute;
    width: 800px;
    height: 800px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(199,137,62,0.06) 0%, transparent 70%);
    z-index: 0;
}

.hero-overlay {
    display: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 860px;
    padding: 0 24px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    color: var(--blue);
    margin-bottom: 24px;
    letter-spacing: -0.5px;
}

.hero-title-line {
    display: block;
}

.hero-title-accent {
    color: var(--red);
    position: relative;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--dark-gray);
    max-width: 640px;
    margin: 0 auto 48px;
    font-weight: 300;
    line-height: 1.8;
}

.hero-ctas {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Scroll indicator — dark version for light bg */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    width: 30px;
    height: 50px;
    border: 2px solid rgba(34,28,53,0.25);
    border-radius: 15px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-arrow {
    width: 4px;
    height: 10px;
    background: var(--gold);
    border-radius: 2px;
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(14px); opacity: 0.3; }
}

/* ============================================
   SECTIONS — General
   ============================================ */
.section {
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 72px;
}

.section-label {
    display: inline-block;
    font-family: var(--font-condensed);
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gold-text);
    margin-bottom: 16px;
}

.section-label-light {
    color: var(--gold-light);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 20px;
    letter-spacing: -0.3px;
}

.section-intro {
    font-size: 1.1rem;
    color: var(--medium-gray);
    line-height: 1.8;
}

/* ============================================
   ABOUT — Feature Cards
   ============================================ */
.about {
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 72px;
}

.feature-card {
    text-align: center;
    padding: 48px 32px;
    border-radius: 8px;
    background: var(--off-white);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(0,0,0,0.08);
}

.feature-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    color: var(--gold);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-title {
    font-size: 1.3rem;
    margin-bottom: 12px;
    font-family: var(--font-condensed);
}

.feature-text {
    font-size: 0.95rem;
    color: var(--medium-gray);
    line-height: 1.7;
}

/* Stats row */
.stats-row {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 32px;
    padding: 48px 40px;
    background: var(--blue);
    border-radius: 8px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-condensed);
    font-size: 3rem;
    font-weight: 900;
    color: var(--gold);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255,255,255,0.6);
}

.stat-divider {
    width: 1px;
    height: 48px;
    background: rgba(255,255,255,0.15);
}

/* ============================================
   MEMBERS
   ============================================ */
.members {
    background: var(--off-white);
}

.world-map-container {
    max-width: 800px;
    margin: 0 auto 64px;
}

.world-map {
    width: 100%;
    height: auto;
}

.map-dot {
    fill: var(--gold);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.map-dot:hover {
    fill: var(--red);
    r: 9;
}

.map-pulse {
    fill: none;
    stroke: var(--gold);
    stroke-width: 1;
    animation: mapPulse 3s ease-in-out infinite;
}

.map-pulse:nth-child(2) { animation-delay: 0.6s; }
.map-pulse:nth-child(3) { animation-delay: 1.2s; }
.map-pulse:nth-child(4) { animation-delay: 1.8s; }
.map-pulse:nth-child(5) { animation-delay: 2.4s; }

@keyframes mapPulse {
    0% { r: 6; opacity: 0.6; }
    100% { r: 20; opacity: 0; }
}

.members-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

a.member-card {
    display: block;
    background: var(--white);
    padding: 24px 20px;
    border-radius: 8px;
    text-align: center;
    transition: transform var(--transition-medium), box-shadow var(--transition-medium), border-color var(--transition-medium);
    border: 1px solid rgba(0,0,0,0.04);
    text-decoration: none;
    color: inherit;
}

a.member-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    border-color: var(--gold);
    color: inherit;
}

.member-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 64px;
    margin-bottom: 14px;
}

.member-logo img {
    width: 150px;
    height: 52px;
    object-fit: contain;
    filter: grayscale(30%);
    opacity: 0.85;
    transition: filter var(--transition-medium), opacity var(--transition-medium);
}

a.member-card:hover .member-logo img {
    filter: grayscale(0%);
    opacity: 1;
}

.member-logo-placeholder {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--warm-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-condensed);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--medium-gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    line-height: 1.1;
    text-align: center;
    margin: 0 auto;
}

.member-name {
    font-family: var(--font-condensed);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--blue);
    margin-bottom: 4px;
    line-height: 1.3;
}

.member-country {
    font-size: 0.8rem;
    color: var(--medium-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================================
   INITIATIVES
   ============================================ */
.initiatives {
    background: var(--white);
}

.initiatives-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.initiative-card {
    padding: 48px 36px;
    background: var(--off-white);
    border-radius: 8px;
    border-left: 4px solid var(--gold);
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.initiative-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.06);
}

.initiative-number {
    font-family: var(--font-condensed);
    font-size: 3rem;
    font-weight: 900;
    color: var(--warm-gray);
    line-height: 1;
    margin-bottom: 16px;
}

.initiative-title {
    font-size: 1.3rem;
    font-family: var(--font-condensed);
    margin-bottom: 16px;
}

.initiative-text {
    font-size: 0.95rem;
    color: var(--medium-gray);
    line-height: 1.7;
    margin-bottom: 24px;
}

.initiative-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tag {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 12px;
    background: rgba(199,137,62,0.1);
    color: var(--gold-text-dark);
    border-radius: 20px;
}

/* ============================================
   MEMBERSHIP CTA
   ============================================ */
.membership-cta {
    background: var(--blue);
    position: relative;
    overflow: hidden;
}

.membership-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 90% 10%, rgba(199,137,62,0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 10% 90%, rgba(134,58,53,0.06) 0%, transparent 50%);
}

.membership-content {
    position: relative;
    max-width: 680px;
    margin: 0 auto;
    text-align: center;
}

.membership-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--white);
    margin-bottom: 20px;
}

.membership-text {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.8;
    margin-bottom: 32px;
}

.membership-benefits {
    text-align: left;
    max-width: 500px;
    margin: 0 auto 40px;
}

.membership-benefits li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
    color: rgba(255,255,255,0.8);
    font-size: 0.95rem;
}

.membership-benefits li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 12px;
    height: 12px;
    border: 2px solid var(--gold);
    border-radius: 2px;
    background: rgba(199,137,62,0.2);
}

.membership-details {
    display: flex;
    gap: 32px;
    justify-content: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.membership-detail {
    text-align: center;
}

.detail-label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gold);
    margin-bottom: 4px;
}

.detail-value {
    color: rgba(255,255,255,0.8);
    font-size: 0.95rem;
}

/* ============================================
   NEWS
   ============================================ */
.news {
    background: var(--white);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.news-card {
    background: var(--off-white);
    border: 1px solid rgba(0,0,0,0.04);
    border-top: 3px solid var(--gold);
    border-radius: 8px;
    padding: 32px 28px;
}

.news-date {
    display: block;
    font-family: var(--font-condensed);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gold-text);
    margin-bottom: 10px;
}

.news-title {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.news-text {
    font-size: 0.95rem;
    color: var(--medium-gray);
    line-height: 1.7;
}

/* ============================================
   TIMELINE
   ============================================ */
.timeline {
    background: var(--off-white);
}

.timeline-track {
    position: relative;
    max-width: 640px;
    margin: 0 auto;
    padding-left: 40px;
}

.timeline-track::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--warm-gray);
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -36px;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--gold);
    border: 3px solid var(--off-white);
    box-shadow: 0 0 0 2px var(--gold);
}

.timeline-date {
    font-family: var(--font-condensed);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gold);
    margin-bottom: 8px;
}

.timeline-content h3 {
    font-family: var(--font-condensed);
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.timeline-content p {
    font-size: 0.95rem;
    color: var(--medium-gray);
    line-height: 1.7;
}

/* ============================================
   TRADE SHOWS
   ============================================ */
.tradeshows {
    background: var(--off-white);
}

.tradeshows-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    max-width: 1100px;
    margin: 0 auto;
}

/* Last item (7th) centred in its row */
.tradeshows-grid .tradeshow-card:last-child:nth-child(4n+1) {
    grid-column: 2 / 4;
}

a.tradeshow-card {
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--white);
    border: 1px solid rgba(0,0,0,0.05);
    border-radius: 8px;
    padding: 20px 20px 20px 20px;
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition-medium), box-shadow var(--transition-medium), border-color var(--transition-medium);
    position: relative;
    overflow: hidden;
}

a.tradeshow-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-medium);
}

a.tradeshow-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(0,0,0,0.08);
    border-color: var(--gold);
    color: inherit;
}

a.tradeshow-card:hover::before {
    transform: scaleX(1);
}

.tradeshow-flag {
    font-size: 2rem;
    flex-shrink: 0;
    line-height: 1;
}

.tradeshow-info {
    flex: 1;
    min-width: 0;
}

.tradeshow-name {
    font-family: var(--font-condensed);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--blue);
    margin-bottom: 2px;
    letter-spacing: 0.2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tradeshow-location {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--medium-gray);
    font-family: var(--font-condensed);
    font-weight: 500;
}

.tradeshow-link-icon {
    font-size: 1rem;
    color: var(--gold);
    flex-shrink: 0;
    opacity: 0;
    transform: translateX(-4px);
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

a.tradeshow-card:hover .tradeshow-link-icon {
    opacity: 1;
    transform: translateX(0);
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-info .section-title {
    text-align: left;
}

.contact-text {
    color: var(--medium-gray);
    margin-bottom: 32px;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    color: var(--gold);
    margin-top: 4px;
}

.contact-item a {
    color: var(--gold-text);
    word-break: break-word;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--off-white);
    padding: 40px;
    border-radius: 8px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-family: var(--font-condensed);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--blue);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--warm-gray);
    border-radius: 4px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    color: var(--dark-gray);
    background: var(--white);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--medium-gray);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--blue-dark);
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    height: 56px;
    width: auto;
    margin-bottom: 16px;
}

.footer-tagline {
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 320px;
}

.footer-links h3,
.footer-contact h3 {
    font-family: var(--font-condensed);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gold);
    margin-bottom: 20px;
}

.footer-links a {
    display: block;
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    margin-bottom: 10px;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-contact p {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 8px;
}

.footer-contact a {
    color: rgba(255,255,255,0.6);
    overflow-wrap: anywhere;
}

.footer-contact a:hover {
    color: var(--gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 32px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255,255,255,0.55);
    font-size: 0.8rem;
    margin-bottom: 4px;
}

.footer-bottom a {
    color: rgba(255,255,255,0.7);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.footer-bottom a:hover {
    color: var(--white);
}

.footer-legal {
    font-size: 0.75rem !important;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        max-width: 560px;
        margin-left: auto;
        margin-right: auto;
    }

    .initiatives-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 760px;
        margin-left: auto;
        margin-right: auto;
    }

    .news-grid {
        grid-template-columns: 1fr;
        max-width: 560px;
    }

    .features-grid {
        margin-bottom: 48px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 64px;
    }

    /* Mobile nav */
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 360px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: stretch;
        padding: 100px 32px 40px;
        gap: 0;
        transition: right var(--transition-medium);
        box-shadow: -4px 0 24px rgba(0,0,0,0.1);
        overflow-y: auto;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-link {
        display: block;
        color: var(--dark-gray) !important;
        padding: 14px 0;
        font-size: 1rem;
        border-bottom: 1px solid var(--warm-gray);
        width: 100%;
    }

    .nav-cta {
        margin-left: 0;
        margin-top: 16px;
        text-align: center;
        border-bottom: none;
        color: var(--white) !important;
    }

    .initiatives-grid {
        grid-template-columns: 1fr;
        max-width: 560px;
    }

    /* Stats */
    .stats-row {
        flex-direction: column;
        gap: 32px;
        padding: 40px 24px;
    }

    .stat-divider {
        width: 48px;
        height: 1px;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    /* Members grid */
    .members-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .member-card {
        padding: 20px 16px;
    }

    /* Membership */
    .membership-details {
        flex-direction: column;
        gap: 16px;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

    .hero-ctas {
        flex-direction: column;
        align-items: center;
    }

    .hero-ctas .btn {
        width: 100%;
        max-width: 300px;
    }

    .contact-form-wrapper {
        padding: 28px 24px;
    }
}

@media (max-width: 480px) {
    .members-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 1.8rem;
    }
}

/* ============================================
   EPD MODAL
   ============================================ */

.epd-learn-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 20px;
    background: none;
    border: none;
    font-family: var(--font-condensed);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--gold-text);
    cursor: pointer;
    padding: 0;
    transition: color var(--transition-fast), gap var(--transition-fast);
}

.epd-learn-more:hover {
    color: var(--gold-text-dark);
    gap: 10px;
}

/* Overlay */
.epd-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(34, 28, 53, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 40px 24px;
    overflow-y: auto;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.epd-modal-overlay:not([hidden]) {
    opacity: 1;
}

.epd-modal-overlay[hidden] {
    display: none;
}

/* Panel */
.epd-modal-panel {
    position: relative;
    background: var(--white);
    border-radius: 8px;
    width: 100%;
    max-width: 860px;
    box-shadow: 0 32px 80px rgba(34, 28, 53, 0.3);
    transform: translateY(20px);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.epd-modal-overlay:not([hidden]) .epd-modal-panel {
    transform: translateY(0);
}

/* Close button */
.epd-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--warm-gray);
    color: var(--blue);
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.epd-modal-close:hover {
    background: var(--blue);
    color: var(--white);
}

/* Header band */
.epd-modal-header {
    background: var(--blue);
    color: var(--white);
    padding: 48px 48px 40px;
    border-radius: 8px 8px 0 0;
}

.epd-modal-header .section-label {
    color: var(--gold-light);
}

.epd-modal-header h2 {
    color: var(--white);
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    margin: 8px 0 16px;
}

.epd-modal-header p {
    color: rgba(255,255,255,0.8);
    max-width: 680px;
    line-height: 1.7;
    margin-bottom: 20px;
}

/* Body */
.epd-modal-body {
    padding: 48px;
}

.epd-section {
    margin-bottom: 48px;
}

.epd-section:last-child {
    margin-bottom: 0;
}

.epd-section-title {
    font-size: 1.25rem;
    color: var(--blue);
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--warm-gray);
}

.epd-section-intro {
    margin-bottom: 20px;
    color: var(--dark-gray);
}

/* Guidance list */
.epd-guidance-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.epd-guidance-list li {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 12px;
    padding: 14px 16px;
    background: var(--off-white);
    border-left: 3px solid var(--gold);
    border-radius: 0 4px 4px 0;
    align-items: start;
}

.epd-guidance-list li strong {
    color: var(--blue);
    font-weight: 700;
    font-size: 0.9rem;
}

.epd-guidance-list li span {
    font-size: 0.9rem;
    color: var(--dark-gray);
}

/* Table */
.epd-table-wrapper {
    overflow-x: auto;
    margin-bottom: 16px;
    border-radius: 4px;
    border: 1px solid var(--warm-gray);
}

.epd-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.epd-table thead {
    background: var(--blue);
    color: var(--white);
}

.epd-table thead th {
    padding: 12px 16px;
    text-align: left;
    font-family: var(--font-condensed);
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--white);
}

.epd-table tbody tr {
    border-bottom: 1px solid var(--warm-gray);
    transition: background var(--transition-fast);
}

.epd-table tbody tr:last-child {
    border-bottom: none;
}

.epd-table tbody tr:hover {
    background: var(--off-white);
}

.epd-table tbody td {
    padding: 12px 16px;
    color: var(--dark-gray);
    vertical-align: middle;
}

.epd-doc-link {
    color: var(--gold-text);
    font-weight: 500;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.epd-doc-link:hover {
    color: var(--gold-text-dark);
}

.epd-doc-link.muted {
    color: var(--medium-gray);
    font-style: italic;
    text-decoration: none;
}

/* Type badges */
.doc-type {
    display: inline-block;
    font-family: var(--font-condensed);
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 3px 8px;
    border-radius: 3px;
}

.doc-type.epd { background: rgba(199,137,62,0.15); color: var(--gold-dark); }
.doc-type.lca { background: rgba(134,58,53,0.12); color: var(--red); }
.doc-type.pcr { background: rgba(34,28,53,0.1); color: var(--blue); }

/* Status badges */
.doc-status {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 12px;
}

.doc-status.published { background: #e6f4ec; color: #2d6e45; }
.doc-status.in-progress { background: #fff4e0; color: #a07020; }

/* Placeholder note */
.epd-placeholder-note {
    font-size: 0.85rem;
    color: var(--medium-gray);
    margin-top: 12px;
}

.epd-placeholder-note a {
    color: var(--gold-text);
}

/* CTA block */
.epd-cta {
    background: var(--off-white);
    border: 1px solid var(--warm-gray);
    border-radius: 6px;
    padding: 36px 40px;
    text-align: center;
}

.epd-cta h3 {
    font-size: 1.4rem;
    color: var(--blue);
    margin-bottom: 12px;
}

.epd-cta p {
    max-width: 560px;
    margin: 0 auto 28px;
    color: var(--dark-gray);
}

/* Responsive */
@media (max-width: 768px) {
    .epd-modal-overlay {
        padding: 0;
        align-items: flex-end;
    }

    .epd-modal-panel {
        border-radius: 16px 16px 0 0;
        max-height: 92vh;
        overflow-y: auto;
    }

    .epd-modal-header,
    .epd-modal-body {
        padding: 32px 24px;
    }

    .epd-guidance-list li {
        grid-template-columns: 1fr;
        gap: 4px;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

/* Visible keyboard focus */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--gold-dark);
    outline-offset: 2px;
    border-radius: 2px;
}

/* Respect reduced-motion preferences */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    .hero-lines .line {
        stroke-dashoffset: 0;
    }
}