/* ---------------------------------------------------------------------
   1. DESIGN TOKENS & RESET
--------------------------------------------------------------------- */
:root {
    --clr-white: #F8F6F2;
    --clr-ivory: #F3EFE8;
    --clr-charcoal: #1F1F1F;
    --clr-gold: #C6A46C;
    --clr-muted: #7A7875;

    --font-sans: 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;

    --transition-smooth: cubic-bezier(0.25, 1, 0.5, 1);

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
    --space-2xl: 8rem;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    background-color: var(--clr-white);
    color: var(--clr-charcoal);
    font-family: var(--font-sans);
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
}

body {
    overflow-x: hidden;
    line-height: 1.625;
    min-width: 320px;
}

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

/* ---------------------------------------------------------------------
   2. REUSABLE COMPONENTS & UTILITIES
--------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: var(--space-2xl) 0;
}

.bg-alt {
    background-color: var(--clr-ivory);
}

.italic-serif {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
}

.gold-dot {
    color: var(--clr-gold);
}

.subtitle {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--clr-gold);
    margin-bottom: 1.25rem;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.section-header {
    margin-bottom: 4rem;
    max-width: 600px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
}

/* ---------------------------------------------------------------------
   BUTTONS — Pill shape, always-visible backgrounds
--------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    text-decoration: none;
    padding: 1rem 2.25rem;
    border-radius: 999px;
    transition: all 0.35s var(--transition-smooth);
    cursor: pointer;
    white-space: nowrap;
    -webkit-tap-highlight-color: transparent;
    min-height: 48px;
    border: none;
    line-height: 1;
}

.btn-primary {
    background-color: var(--clr-charcoal);
    color: var(--clr-white);
    border: 1.5px solid var(--clr-charcoal);
    box-shadow: 0 2px 12px rgba(31, 31, 31, 0.12);
}

.btn-primary:hover {
    background-color: #333;
    border-color: #333;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(31, 31, 31, 0.18);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(31, 31, 31, 0.12);
}

.btn-secondary {
    background-color: rgba(31, 31, 31, 0.06);
    color: var(--clr-charcoal);
    border: 1.5px solid rgba(31, 31, 31, 0.18);
}

.btn-secondary:hover {
    background-color: rgba(31, 31, 31, 0.12);
    border-color: var(--clr-charcoal);
    transform: translateY(-2px);
}

.btn-secondary:active {
    transform: translateY(0);
}

.btn-large {
    padding: 1.1875rem 3rem;
    font-size: 0.875rem;
    min-height: 56px;
}

/* ---------------------------------------------------------------------
   3. NAVIGATION BAR
--------------------------------------------------------------------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.75rem 0;
    transition: padding 0.4s var(--transition-smooth),
                background-color 0.4s var(--transition-smooth),
                border-bottom 0.4s var(--transition-smooth);
}

.navbar.scrolled {
    padding: 1rem 0;
    background-color: rgba(248, 246, 242, 0.95);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(31, 31, 31, 0.06);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

.logo {
    font-family: var(--font-sans);
    font-size: 1.125rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    color: var(--clr-charcoal);
    text-decoration: none;
    transition: opacity 0.3s ease;
    flex-shrink: 0;
}

.logo:hover {
    opacity: 0.7;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-item {
    font-size: 0.8125rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--clr-charcoal);
    text-decoration: none;
    position: relative;
    padding: 0.25rem 0;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--clr-gold);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s var(--transition-smooth);
}

.nav-item:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* "Let's Talk" nav CTA — pill button */
.btn-nav {
    background-color: rgba(31, 31, 31, 0.06);
    border: 1.5px solid rgba(31, 31, 31, 0.2);
    border-radius: 999px;
    padding: 0.625rem 1.5rem;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    min-height: 40px;
}

.btn-nav:hover {
    background-color: var(--clr-charcoal);
    border-color: var(--clr-charcoal);
    color: var(--clr-white);
}

.btn-nav::after {
    display: none;
}

/* Hamburger */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    padding: 0.5rem;
    z-index: 1002;
    -webkit-tap-highlight-color: transparent;
}

.menu-toggle .bar {
    width: 24px;
    height: 1.5px;
    background-color: var(--clr-charcoal);
    transition: transform 0.35s var(--transition-smooth), opacity 0.3s ease;
    display: block;
}

/* Mobile nav overlay backdrop */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(31, 31, 31, 0.3);
    z-index: 999;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.nav-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* ---------------------------------------------------------------------
   4. HERO SECTION
--------------------------------------------------------------------- */
.hero {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    padding-top: 7rem;
    padding-bottom: 4rem;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4.75rem);
    font-weight: 400;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 1.75rem;
}

.hero-subtitle {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    font-weight: 300;
    color: var(--clr-muted);
    max-width: 540px;
    margin-bottom: 3rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Premium Visual Composition */
.hero-visual {
    position: relative;
    width: 100%;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-bg {
    position: absolute;
    width: 85%;
    height: 90%;
    background-color: var(--clr-ivory);
    border: 1px solid rgba(198, 164, 108, 0.15);
    top: 5%;
    left: 5%;
}

.visual-accent {
    position: absolute;
    width: 70%;
    height: 70%;
    border: 1px solid var(--clr-charcoal);
    opacity: 0.08;
    top: 20%;
    left: 25%;
}

.visual-text {
    font-family: var(--font-serif);
    font-size: clamp(3.5rem, 7vw, 6rem);
    color: transparent;
    -webkit-text-stroke: 1px rgba(31, 31, 31, 0.06);
    user-select: none;
    z-index: 2;
    transform: rotate(-90deg);
}

/* ---------------------------------------------------------------------
   5. ABOUT SECTION
--------------------------------------------------------------------- */
.about-text p {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    font-weight: 300;
    color: var(--clr-muted);
    margin-bottom: 1.75rem;
    line-height: 1.8;
}

.about-text p:last-child {
    margin-bottom: 0;
}

/* ---------------------------------------------------------------------
   6. SERVICES SECTION
--------------------------------------------------------------------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background-color: var(--clr-white);
    padding: 2.75rem 2.25rem;
    border: 1px solid rgba(31, 31, 31, 0.04);
    transition: transform 0.4s var(--transition-smooth),
                border-color 0.4s var(--transition-smooth),
                box-shadow 0.4s var(--transition-smooth);
    border-radius: 4px;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: rgba(198, 164, 108, 0.3);
    box-shadow: 0 20px 48px rgba(31, 31, 31, 0.04);
}

.service-num {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--clr-gold);
    margin-bottom: 1.75rem;
}

.service-name {
    font-family: var(--font-sans);
    font-size: 1.1875rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    margin-bottom: 0.875rem;
}

.service-desc {
    font-size: 0.9375rem;
    font-weight: 300;
    color: var(--clr-muted);
    line-height: 1.65;
}

/* ---------------------------------------------------------------------
   7. PORTFOLIO PROJECTS SECTION
--------------------------------------------------------------------- */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.portfolio-card {
    display: flex;
    flex-direction: column;
    background-color: var(--clr-white);
    border: 1px solid rgba(31, 31, 31, 0.04);
    border-radius: 4px;
    text-decoration: none;
    color: inherit;
    transition: transform 0.4s var(--transition-smooth),
                border-color 0.4s var(--transition-smooth),
                box-shadow 0.4s var(--transition-smooth);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.portfolio-card:hover {
    transform: translateY(-5px);
    border-color: rgba(198, 164, 108, 0.35);
    box-shadow: 0 20px 48px rgba(31, 31, 31, 0.06);
}

.portfolio-card-inner {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 2.75rem 2.25rem;
}

.portfolio-category {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--clr-gold);
    margin-bottom: 1rem;
}

.portfolio-name {
    font-family: var(--font-sans);
    font-size: 1.1875rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--clr-charcoal);
    margin-bottom: 0.875rem;
    line-height: 1.3;
}

.portfolio-desc {
    font-size: 0.9375rem;
    font-weight: 300;
    color: var(--clr-muted);
    line-height: 1.65;
    flex: 1;
    margin-bottom: 1.75rem;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--clr-charcoal);
    transition: color 0.3s ease, gap 0.3s ease;
}

.portfolio-arrow {
    display: inline-block;
    transition: transform 0.3s var(--transition-smooth);
}

.portfolio-card:hover .portfolio-link {
    color: var(--clr-gold);
}

.portfolio-card:hover .portfolio-arrow {
    transform: translateX(4px);
}

.portfolio-card--featured {
    border-color: rgba(198, 164, 108, 0.2);
    background-color: rgba(198, 164, 108, 0.04);
}

.portfolio-card--featured:hover {
    border-color: rgba(198, 164, 108, 0.5);
    box-shadow: 0 20px 48px rgba(198, 164, 108, 0.1);
}

.portfolio-badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--clr-white);
    background-color: var(--clr-gold);
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    margin-bottom: 1rem;
}

/* ---------------------------------------------------------------------
   8. PROCESS SECTION
--------------------------------------------------------------------- */
.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
    position: relative;
}

.process-step {
    position: relative;
}

.process-meta {
    border-top: 1px solid rgba(31, 31, 31, 0.1);
    padding-top: 2rem;
    margin-bottom: 1.25rem;
}

.process-num {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    color: var(--clr-gold);
    margin-bottom: 0.875rem;
}

.process-name {
    font-family: var(--font-serif);
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 400;
}

.process-desc {
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--clr-muted);
    line-height: 1.65;
}

/* ---------------------------------------------------------------------
   9. CALL TO ACTION SECTION
--------------------------------------------------------------------- */
.cta {
    background-color: var(--clr-ivory);
    text-align: center;
    border-top: 1px solid rgba(31, 31, 31, 0.04);
}

.cta-container {
    max-width: 800px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.cta-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.75rem);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 3rem;
}

/* ---------------------------------------------------------------------
   10. FOOTER
--------------------------------------------------------------------- */
.footer {
    background-color: var(--clr-charcoal);
    color: var(--clr-white);
    padding: 5rem 0 2.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 3.5rem;
    margin-bottom: 4rem;
}

.footer-brand .logo {
    color: var(--clr-white);
    display: inline-block;
    margin-bottom: 1.5rem;
}

.footer-tagline {
    font-size: 0.9rem;
    font-weight: 300;
    color: rgba(248, 246, 242, 0.6);
    max-width: 300px;
    line-height: 1.7;
}

.footer-links-group h4 {
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--clr-gold);
    margin-bottom: 1.5rem;
}

.footer-links-group a,
.footer-links-group .contact-info {
    display: block;
    font-size: 0.875rem;
    font-weight: 300;
    color: rgba(248, 246, 242, 0.7);
    text-decoration: none;
    margin-bottom: 0.875rem;
    transition: color 0.3s ease;
}

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

.footer-links-group .contact-info {
    cursor: default;
}

.footer-bottom {
    border-top: 1px solid rgba(248, 246, 242, 0.08);
    padding-top: 2rem;
    font-size: 0.8rem;
    font-weight: 300;
    color: rgba(248, 246, 242, 0.4);
    text-align: center;
}

/* ---------------------------------------------------------------------
   10b. CURSOR AMBIENT LIGHT
--------------------------------------------------------------------- */
.cursor-ambient {
    pointer-events: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(198, 164, 108, 0.13) 0%, rgba(198, 164, 108, 0.04) 45%, transparent 70%);
    transform: translate(-50%, -50%);
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease;
    will-change: transform, opacity;
}

.cursor-ambient.visible {
    opacity: 1;
}

/* ---------------------------------------------------------------------
   11. SCROLL REVEAL ANIMATIONS
--------------------------------------------------------------------- */
.js-ready .reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.9s var(--transition-smooth),
                transform 0.9s var(--transition-smooth);
}

.js-ready .reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.js-ready .delay-1 { transition-delay: 0.15s; }
.js-ready .delay-2 { transition-delay: 0.3s; }

/* ---------------------------------------------------------------------
   12. RESPONSIVE — Tablet (≤ 1024px)
--------------------------------------------------------------------- */
@media (max-width: 1024px) {
    :root { --space-2xl: 6rem; }

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

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

    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        height: 360px;
        order: -1;
        max-width: 480px;
        margin: 0 auto;
        width: 100%;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }

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

/* ---------------------------------------------------------------------
   13. RESPONSIVE — Mobile (≤ 768px)
--------------------------------------------------------------------- */
@media (max-width: 768px) {
    :root { --space-2xl: 4.5rem; }

    html { font-size: 15px; }

    .container {
        padding: 0 1.25rem;
    }

    .section-padding {
        padding: 4.5rem 0;
    }

    .section-header {
        margin-bottom: 2.75rem;
    }

    .grid-2 {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    /* Nav */
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(80vw, 320px);
        height: 100vh;
        height: 100dvh;
        background-color: var(--clr-white);
        box-shadow: -12px 0 40px rgba(31, 31, 31, 0.08);
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        padding: 4rem 2.5rem;
        gap: 2rem;
        transition: right 0.45s var(--transition-smooth);
        z-index: 1001;
        overflow-y: auto;
    }

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

    .nav-overlay {
        display: block;
    }

    .nav-item {
        font-size: 1rem;
        letter-spacing: 0.12em;
    }

    .btn-nav {
        margin-top: 0.5rem;
        padding: 0.75rem 1.75rem;
        font-size: 0.875rem;
    }

    .menu-toggle.active .bar:nth-child(1) {
        transform: translateY(7.5px) rotate(45deg);
    }

    .menu-toggle.active .bar:nth-child(2) {
        transform: translateY(-0px) rotate(-45deg);
    }

    /* Hero */
    .hero {
        padding-top: 6rem;
        padding-bottom: 3rem;
        min-height: auto;
    }

    .hero-visual {
        height: 280px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 0.875rem;
    }

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

    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .service-card {
        padding: 2rem 1.75rem;
    }

    /* Portfolio */
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .portfolio-card-inner {
        padding: 2rem 1.75rem;
    }

    /* Process */
    .process-timeline {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    /* CTA */
    .cta-title {
        font-size: clamp(1.75rem, 8vw, 2.5rem);
    }

    .btn-large {
        width: 100%;
        max-width: 320px;
    }

    /* Footer */
    .footer {
        padding: 4rem 0 2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        margin-bottom: 3rem;
    }

    .footer-brand {
        grid-column: auto;
    }

    .footer-tagline {
        max-width: 100%;
    }
}

/* ---------------------------------------------------------------------
   14. RESPONSIVE — Small Mobile (≤ 480px)
--------------------------------------------------------------------- */
@media (max-width: 480px) {
    :root { --space-2xl: 3.5rem; }

    .container {
        padding: 0 1rem;
    }

    .btn {
        padding: 0.9375rem 1.75rem;
        font-size: 0.75rem;
    }

    .btn-large {
        padding: 1rem 2rem;
    }

    .hero-title {
        font-size: clamp(2.1rem, 10vw, 2.8rem);
    }

    .hero-visual {
        height: 220px;
    }

    .visual-text {
        font-size: clamp(2.5rem, 10vw, 4rem);
    }

    .project-placeholder {
        height: 240px;
    }

    .process-timeline {
        gap: 2rem;
    }
}

/* ---------------------------------------------------------------------
   15. RESPONSIVE — Ultra-wide (≥ 1600px)
--------------------------------------------------------------------- */
@media (min-width: 1600px) {
    .container {
        max-width: 1440px;
        padding: 0 3rem;
    }

    .hero-title {
        font-size: 5.25rem;
    }

    .hero-visual {
        height: 580px;
    }

    .project-placeholder {
        height: 520px;
    }

    .services-grid {
        gap: 2.5rem;
    }
}

/* ---------------------------------------------------------------------
   16. ACCESSIBILITY & FOCUS
--------------------------------------------------------------------- */
:focus-visible {
    outline: 2px solid var(--clr-gold);
    outline-offset: 3px;
    border-radius: 3px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
    html {
        scroll-behavior: auto;
    }
}