/* ========================================
   Hello Forever Rings - Main Stylesheet
   ======================================== */

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

:root {
    --color-bg: #faf9f7;
    --color-text: #1a1a1a;
    --color-text-light: #6b6b6b;
    --color-accent: #8b7355;
    --color-accent-hover: #6d5a42;
    --color-white: #ffffff;
    --color-border: #e5e2dd;
    --color-cream: #f5f0ea;
    --font-serif: 'Cinzel', serif;
    --font-sans: 'Montserrat', sans-serif;
    --font-script: 'Caveat', cursive;
    --max-width: 1400px;
    --transition: 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* ========================================
   Top Bar
   ======================================== */
.topbar {
    background: #f4efe9;
    color: #1a1a1a;
    text-align: center;
    padding: 10px 20px;
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    display: flex;
    justify-content: center;
    gap: 40px;
    font-weight: 400;
}

/* ========================================
   Header
   ======================================== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
}

.header {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 15px 0;
}

.header-inner {
    max-width: 100%;
    padding: 0 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: auto;
}

.header-logo {
    display: flex;
    align-items: center;
}

.header-logo a {
    display: block;
}

.logo-img {
    height: 150px;
    width: auto;
    display: block;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 500;
    letter-spacing: 2px;
    white-space: nowrap;
    color: var(--color-text);
}

.header-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-list {
    list-style: none;
    display: flex;
    gap: 32px;
}

.nav-list a {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    transition: color var(--transition);
    position: relative;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-text);
    transition: width var(--transition);
}

.nav-list a:hover::after {
    width: 100%;
}

/* Nav sub-label under a nav link (e.g. Ring Inspiration) */
.nav-item--sub {
    position: relative;
    display: flex;
    align-items: center;
}
.nav-item--sub a {
    display: inline-block;
    white-space: nowrap;
}
.nav-sub {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-sans);
    font-size: 10.5px;
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: none;
    color: var(--color-accent);
    line-height: 1.2;
    margin-top: 2px;
    white-space: nowrap;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-text);
    transition: color var(--transition);
}

.header-icon-btn:hover {
    color: var(--color-accent);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.mobile-menu-toggle span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--color-text);
    transition: all var(--transition);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    overflow: hidden;
}

.hero-grid {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-media {
    position: absolute;
    inset: 0;
    display: flex;
    gap: 16px;
    padding: 16px;
}

.hero-rail {
    flex: 1;
    overflow: hidden;
    position: relative;
    border-radius: 8px;
}

.hero-rail::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.15);
    pointer-events: none;
}

.hero-rail--left {
    margin-top: 0;
}

.hero-rail--right {
    margin-top: 80px;
}

.hero-track {
    display: flex;
    flex-direction: column;
    animation: scrollUp 30s linear infinite;
}

.hero-rail--right .hero-track {
    animation: scrollUp 30s linear infinite;
    animation-delay: -15s;
}

@keyframes scrollUp {
    0% { transform: translateY(0); }
    100% { transform: translateY(-50%); }
}

.hero-slide {
    width: 100%;
    flex-shrink: 0;
}

.hero-slide img {
    width: 100%;
    height: 280px;
    object-fit: cover;
}

.hero-copy {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    z-index: 10;
    padding: 40px;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(36px, 6vw, 80px);
    font-weight: 400;
    letter-spacing: 8px;
    line-height: 1.1;
    color: var(--color-white);
    text-shadow: 0 2px 40px rgba(0,0,0,0.3);
    margin-bottom: 20px;
}

.hero-title span {
    display: block;
}

.hero-script {
    font-family: var(--font-script);
    font-size: clamp(24px, 3vw, 36px);
    color: var(--color-white);
    margin-bottom: 20px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero-lede {
    font-size: 16px;
    color: var(--color-white);
    margin-bottom: 40px;
    line-height: 1.8;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 36px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-radius: 0;
    transition: all var(--transition);
    font-family: var(--font-sans);
}

.btn--primary {
    background: var(--color-white);
    color: var(--color-text);
    border: 1px solid var(--color-white);
}

.btn--primary:hover {
    background: transparent;
    color: var(--color-white);
}

.btn--secondary {
    background: transparent;
    color: var(--color-white);
    border: 1px solid var(--color-white);
}

.btn--secondary:hover {
    background: var(--color-white);
    color: var(--color-text);
}

/* ========================================
   Intro Section
   ======================================== */
.intro {
    padding: 120px 40px;
}

.intro-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.intro-image img {
    width: 100%;
    border-radius: 4px;
}

.intro-lead {
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.intro-heading {
    font-family: var(--font-serif);
    font-size: clamp(32px, 4vw, 52px);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 40px;
    letter-spacing: 2px;
}

.intro-stack {
    margin-bottom: 40px;
}

.intro-stack p {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--color-text-light);
}

.intro-stack strong em {
    font-size: 22px;
    color: var(--color-text);
}

.intro-statement {
    font-size: 14px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-text-light);
    margin-bottom: 20px;
}

.intro-closing {
    font-family: var(--font-script);
    font-size: 28px;
    color: var(--color-accent);
}

/* ========================================
   Proof / Trust Section
   ======================================== */
.proof {
    padding: 100px 40px;
    background: var(--color-white);
}

.proof-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 60px;
}

.proof-card {
    text-align: center;
}

.proof-icon {
    margin-bottom: 24px;
    color: var(--color-accent);
}

.proof-icon svg {
    margin: 0 auto;
}

.proof-card h3 {
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 400;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.proof-card p {
    font-size: 14px;
    line-height: 1.8;
    color: var(--color-text-light);
}

/* ========================================
   Process Section
   ======================================== */
.process {
    padding: 120px 40px;
    background: var(--color-bg);
}

.process-container {
    max-width: 1000px;
    margin: 0 auto;
}

.process-intro {
    text-align: center;
    margin-bottom: 60px;
}

.process-heading {
    font-family: var(--font-serif);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 400;
    letter-spacing: 2px;
    margin-bottom: 16px;
    text-transform: lowercase;
}

.process-intro p {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.8;
}

.process-sub {
    font-style: italic;
}

.process-tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 60px;
}

.process-tab {
    flex: 1;
    padding: 20px 16px;
    text-align: center;
    font-size: 14px;
    color: var(--color-text-light);
    border-bottom: 2px solid transparent;
    transition: all var(--transition);
    position: relative;
}

.process-tab span {
    display: block;
    font-size: 11px;
    letter-spacing: 2px;
    margin-bottom: 8px;
    opacity: 0.5;
}

.process-tab strong {
    font-family: var(--font-serif);
    font-size: 15px;
    font-weight: 400;
    letter-spacing: 1px;
}

.process-tab:hover {
    color: var(--color-text);
}

.process-tab.is-active {
    color: var(--color-text);
    border-bottom-color: var(--color-text);
}

.process-tab.is-active span {
    opacity: 1;
}

.process-panel {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.process-panel.is-active {
    display: grid;
}

.process-panel-title h3 {
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 400;
    letter-spacing: 2px;
    margin-bottom: 30px;
}

.process-panel-media img {
    width: 100%;
    border-radius: 4px;
}

.process-panel-copy h4 {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: 400;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.process-panel-copy p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

/* ========================================
   Gallery Collage
   ======================================== */
.gallery {
    padding: 60px 0;
    background: var(--color-white);
    overflow: hidden;
}

.collage-wall {
    display: flex;
    gap: 12px;
    overflow: hidden;
    padding: 0 40px;
}

.collage-wall-inner {
    display: flex;
    gap: 12px;
    animation: collage-scroll 40s linear infinite;
}

@keyframes collage-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.collage-tile {
    flex: 0 0 auto;
    width: 200px;
    overflow: hidden;
    border-radius: 4px;
}

.collage-tile img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.collage-tile:hover img {
    transform: scale(1.05);
}

/* ========================================
   CTA Banner
   ======================================== */
.cta-banner {
    padding: 100px 40px;
    background: var(--color-cream);
    text-align: center;
}

.cta-banner h2 {
    font-family: var(--font-serif);
    font-size: clamp(28px, 4vw, 48px);
    font-weight: 400;
    letter-spacing: 4px;
    margin-bottom: 30px;
}

.cta-banner .btn--primary {
    position: relative;
    z-index: 1;
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-accent);
    letter-spacing: 3px;
    text-transform: uppercase;
    padding: 16px 48px;
    overflow: hidden;
    transition: color 0.4s ease, border-color 0.4s ease;
}

.cta-banner .btn--primary::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: var(--color-accent);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.cta-banner .btn--primary:hover {
    color: var(--color-white);
    border-color: var(--color-accent-hover);
}

.cta-banner .btn--primary:hover::before {
    transform: scaleY(1);
}

/* ========================================
   Stones Section
   ======================================== */
.stones {
    padding: 120px 40px;
}

.stones-container {
    max-width: var(--max-width);
    margin: 0 auto;
}

.stones-header {
    text-align: center;
    margin-bottom: 80px;
}

.stones-sub {
    font-size: 14px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.stones-header h2 {
    font-family: var(--font-serif);
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 400;
    letter-spacing: 3px;
    line-height: 1.2;
    margin-bottom: 24px;
}

.stones-desc {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.8;
}

.stones-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 80px;
}

.stone-card {
    text-align: center;
}

.stone-img {
    margin-bottom: 24px;
    overflow: hidden;
    border-radius: 4px;
}

.stone-img img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.stone-img:hover img {
    transform: scale(1.05);
}

.stone-card h3 {
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 1px;
    margin-bottom: 16px;
    line-height: 1.4;
}

.stone-card p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-light);
    margin-bottom: 12px;
}

.stone-note {
    font-style: italic;
    color: var(--color-text-light);
}

.stones-standard {
    text-align: center;
    padding: 60px 40px;
    background: var(--color-white);
    border-radius: 4px;
}

.stones-standard h3 {
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 400;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.stones-standard-sub {
    font-size: 15px;
    color: var(--color-text-light);
    font-style: italic;
    margin-bottom: 40px;
}

.stones-checklist {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.stones-checklist li {
    font-family: var(--font-serif);
    font-size: 15px;
    letter-spacing: 1px;
    position: relative;
    padding-left: 24px;
}

.stones-checklist li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

.stones-closing {
    font-size: 18px;
    line-height: 1.6;
    color: var(--color-text-light);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq {
    padding: 120px 40px;
    background: var(--color-white);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq h2 {
    font-family: var(--font-serif);
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 400;
    letter-spacing: 3px;
    line-height: 1.2;
    margin-bottom: 60px;
    text-align: center;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
    padding: 24px 0;
    font-family: var(--font-serif);
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 1px;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: color var(--transition);
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 24px;
    font-weight: 300;
    transition: transform var(--transition);
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item summary:hover {
    color: var(--color-accent);
}

.faq-answer {
    padding: 0 0 24px 0;
}

.faq-answer p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

/* ========================================
   Final CTA
   ======================================== */
.final-cta {
    padding: 120px 40px;
    background: var(--color-bg);
}

.final-cta-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.final-cta-copy h2 {
    font-family: var(--font-serif);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 400;
    letter-spacing: 2px;
    margin-bottom: 24px;
}

.final-cta-copy p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text-light);
    margin-bottom: 20px;
}

.final-cta-copy .btn {
    margin-top: 20px;
}

.final-cta-copy .btn--primary {
    background: var(--color-text);
    color: var(--color-white);
    border-color: var(--color-text);
}

.final-cta-copy .btn--primary:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.final-cta-image img {
    width: 100%;
    border-radius: 4px;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    padding: 80px 40px 40px;
    background: var(--color-text);
    color: var(--color-white);
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.footer-brand {
    margin-bottom: 60px;
}

.footer-logo {
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 400;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.footer-brand p {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

.footer-col h4 {
    font-family: var(--font-serif);
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 12px;
}

.footer-col a {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    transition: color var(--transition);
}

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

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    font-size: 12px;
    color: rgba(26,26,26,0.55);
    letter-spacing: 1px;
}

/* ========================================
   Animations
   ======================================== */
.fade-in {
    opacity: 0;
    transition: opacity 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
    .proof-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

    .stones-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .collage-tile {
        width: 160px;
    }

    .collage-tile img {
        height: 180px;
    }
}

@media (max-width: 768px) {
    .topbar {
        font-size: 10px;
        gap: 16px;
        padding: 8px 16px;
    }

    .header {
        padding: 8px 0;
    }

    .header-inner {
        padding: 0 20px;
        height: 80px;
    }

    .logo-img {
        height: 76px;
    }

    .logo-text {
        font-size: 16px;
        letter-spacing: 1px;
    }

    .header-nav {
        display: none;
        position: fixed;
        top: 96px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-white);
        z-index: 999;
        padding: 40px;
    }

    .header-nav.open {
        display: flex;
    }

    .nav-list {
        flex-direction: column;
        gap: 24px;
        align-items: center;
    }

    .nav-list a {
        font-size: 16px;
    }

    .nav-sub {
        font-size: 10px;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero {
        min-height: 600px;
    }

    .hero-slide img {
        height: 200px;
    }

    .hero-title {
        letter-spacing: 4px;
    }

    .hero-media {
        gap: 8px;
        padding: 8px;
    }

    .intro {
        padding: 80px 20px;
    }

    .intro-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .proof {
        padding: 80px 20px;
    }

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

    .process {
        padding: 80px 20px;
    }

    .process-tabs {
        flex-wrap: wrap;
    }

    .process-tab {
        flex: 0 0 50%;
    }

    .process-panel {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .gallery {
        padding: 40px 0;
    }

    .collage-wall {
        padding: 0 20px;
    }

    .collage-tile {
        width: 180px;
    }

    .collage-tile img {
        height: 220px;
    }

    .cta-banner {
        padding: 80px 20px;
    }

    .stones {
        padding: 80px 20px;
    }

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

    .stones-checklist {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

    .faq {
        padding: 80px 20px;
    }

    .final-cta {
        padding: 80px 20px;
    }

    .final-cta-inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer {
        padding: 60px 20px 30px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .topbar {
        flex-direction: column;
        gap: 4px;
    }

    .hero-title {
        font-size: 28px;
        letter-spacing: 3px;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .process-tab {
        flex: 0 0 100%;
    }

    .collage-tile {
        width: 160px;
    }

    .collage-tile img {
        height: 200px;
    }
}