/* ================================================================
   ATELIER BLANC - NEOCLASSICAL DESIGN SYSTEM
   Version 2.1 - Polished & Consistent
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300;1,400;1,500&family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&display=swap');

/* ================================================================
   CSS CUSTOM PROPERTIES
   ================================================================ */

:root {
    /* Primary Colors */
    --navy: #1C2541;
    --navy-deep: #0d1321;
    --navy-medium: #253152;
    --navy-light: #3a4a6b;
    
    /* Neutrals */
    --white: #FFFFFF;
    --off-white: #FDFCFB;
    --cream: #FAF8F5;
    --cream-warm: #F7F4EF;
    --cream-dark: #EDE9E3;
    
    /* Gold Spectrum */
    --gold: #C9A962;
    --gold-bright: #D4B978;
    --gold-light: #E2CFA0;
    --gold-pale: #F0E6D0;
    --gold-dark: #A68B4B;
    --gold-muted: rgba(201, 169, 98, 0.5);
    --gold-faint: rgba(201, 169, 98, 0.15);
    
    /* Text Colors */
    --charcoal: #2C2C2C;
    --gray-dark: #4A4A4A;
    --gray: #6A6A6A;
    --gray-medium: #9A9A9A;
    --gray-light: #BEBEBE;
    --gray-pale: #E0E0E0;
    
    /* Typography */
    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Libre Baskerville', Georgia, serif;
    
    /* Spacing Scale */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 40px;
    --space-xl: 60px;
    --space-2xl: 100px;
    
    /* Frame */
    --frame-width: 18px;
    
    /* Shadows */
    --shadow-soft: 0 4px 20px rgba(28, 37, 65, 0.06);
    --shadow-medium: 0 8px 35px rgba(28, 37, 65, 0.08);
    --shadow-strong: 0 12px 50px rgba(28, 37, 65, 0.1);
    
    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --transition-fast: 0.2s var(--ease-out);
    --transition-medium: 0.4s var(--ease-out);
    --transition-slow: 0.6s var(--ease-out);
    
    /* Z-Index - Fixed hierarchy */
    --z-content: 1;
    --z-frame: 100;
    --z-nav: 200;
    --z-cursor: 300;
    --z-transition: 400;
}

/* ================================================================
   RESET & BASE
   ================================================================ */

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

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

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.8;
    color: var(--navy);
    background-color: var(--cream);
    overflow-x: hidden;
}

::selection {
    background: var(--gold-pale);
    color: var(--navy);
}

a { color: inherit; text-decoration: none; }
button, input, textarea, select { font-family: inherit; }
img { max-width: 100%; display: block; }

/* ================================================================
   SCROLLBAR
   ================================================================ */

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--cream-dark); }
::-webkit-scrollbar-thumb { background: var(--gold-muted); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--gold); }

/* ================================================================
   CURSOR - Desktop only
   ================================================================ */

@media (pointer: fine) {
    body, a, button { cursor: none; }
}

.cursor {
    position: fixed;
    width: 32px;
    height: 32px;
    border: 1px solid var(--gold);
    border-radius: 50%;
    pointer-events: none;
    z-index: var(--z-cursor);
    transform: translate(-50%, -50%);
    transition: transform 0.12s ease, width 0.2s ease, height 0.2s ease, opacity 0.2s ease;
    opacity: 0;
}

.cursor.visible { opacity: 1; }

.cursor-dot {
    position: fixed;
    width: 4px;
    height: 4px;
    background: var(--gold);
    border-radius: 50%;
    pointer-events: none;
    z-index: var(--z-cursor);
    transform: translate(-50%, -50%);
    transition: opacity 0.2s ease;
    opacity: 0;
}

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

.cursor.hover {
    width: 48px;
    height: 48px;
    background: rgba(201, 169, 98, 0.08);
}

@media (pointer: coarse) {
    .cursor, .cursor-dot { display: none !important; }
}

/* ================================================================
   PAGE TRANSITION
   ================================================================ */

.page-transition {
    position: fixed;
    inset: 0;
    background: var(--navy);
    z-index: var(--z-transition);
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: translateY(-100%);
}

.page-transition.entering { animation: slideDown 0.5s var(--ease-in-out) forwards; }
.page-transition.leaving { animation: slideUp 0.5s var(--ease-in-out) forwards; }

@keyframes slideDown {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

@keyframes slideUp {
    from { transform: translateY(0); }
    to { transform: translateY(100%); }
}

.page-transition__logo {
    font-family: var(--font-display);
    font-size: 18px;
    letter-spacing: 0.2em;
    color: var(--gold);
    opacity: 0;
}

.page-transition.entering .page-transition__logo {
    animation: fadeIn 0.3s ease 0.1s forwards;
}

/* ================================================================
   PAGE FRAME
   ================================================================ */

.page-frame {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: var(--z-frame);
}

.frame-edge {
    position: absolute;
    background: var(--navy);
}

.frame-edge--top, .frame-edge--bottom {
    left: 0; right: 0;
    height: var(--frame-width);
}

.frame-edge--top { top: 0; }
.frame-edge--bottom { bottom: 0; }

.frame-edge--left, .frame-edge--right {
    top: 0; bottom: 0;
    width: var(--frame-width);
}

.frame-edge--left { left: 0; }
.frame-edge--right { right: 0; }

.frame-inner {
    position: absolute;
    top: calc(var(--frame-width) + 10px);
    left: calc(var(--frame-width) + 10px);
    right: calc(var(--frame-width) + 10px);
    bottom: calc(var(--frame-width) + 10px);
    border: 1px solid var(--gold);
    opacity: 0.1;
}

.scroll-progress {
    position: fixed;
    top: var(--frame-width);
    left: var(--frame-width);
    right: var(--frame-width);
    height: 2px;
    z-index: calc(var(--z-frame) + 1);
}

.scroll-progress__bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--gold-dark), var(--gold));
}

/* ================================================================
   NAVIGATION
   ================================================================ */

.nav {
    position: fixed;
    top: calc(var(--frame-width) + 16px);
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-nav);
    display: flex;
    align-items: center;
    gap: 40px;
    padding: 14px 36px;
    background: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(201, 169, 98, 0.1);
    box-shadow: var(--shadow-soft);
    transition: padding var(--transition-medium), background var(--transition-medium);
}

.nav.scrolled {
    padding: 11px 32px;
    background: rgba(250, 248, 245, 0.98);
}

.nav__logo {
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.18em;
    color: var(--navy);
    transition: color var(--transition-fast);
    white-space: nowrap;
}

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

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

.nav__link {
    font-family: var(--font-body);
    font-size: 11px;
    color: var(--navy);
    letter-spacing: 0.02em;
    position: relative;
    padding: 3px 0;
    transition: color var(--transition-fast);
    white-space: nowrap;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width var(--transition-medium);
}

.nav__link:hover { color: var(--gold); }
.nav__link:hover::after { width: 100%; }

.nav__link--active { color: var(--gold); }
.nav__link--active::after { width: 100%; }

/* ================================================================
   MAIN CONTENT
   ================================================================ */

.main {
    position: relative;
    z-index: var(--z-content);
    padding: var(--frame-width);
    min-height: 100vh;
}

.main__inner {
    background: var(--cream);
    min-height: calc(100vh - var(--frame-width) * 2);
}

/* ================================================================
   PAGE HEADER - Consistent styling
   ================================================================ */

.page-header {
    text-align: center;
    padding: var(--space-lg) var(--space-md) var(--space-xl);
    max-width: 750px;
    margin: 0 auto;
}

.page-header__label {
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.25em;
    color: var(--gold);
    margin-bottom: var(--space-sm);
}

.page-header__title {
    font-family: var(--font-display);
    font-size: clamp(34px, 5vw, 48px);
    font-weight: 300;
    letter-spacing: 0.08em;
    color: var(--navy);
    margin-bottom: var(--space-md);
}

.page-header__ornament {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: var(--space-md);
}

.page-header__line {
    width: 45px;
    height: 1px;
    background: var(--gold);
    opacity: 0.5;
}

.page-header__diamond {
    width: 7px;
    height: 7px;
    border: 1px solid var(--gold);
    transform: rotate(45deg);
}

.page-header__intro {
    font-family: var(--font-display);
    font-size: clamp(15px, 2vw, 18px);
    font-weight: 300;
    font-style: italic;
    line-height: 1.6;
    color: var(--gray);
    max-width: 550px;
    margin: 0 auto;
}

/* ================================================================
   BUTTONS
   ================================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    font-family: var(--font-display);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    padding: 16px 36px;
    border: 1px solid var(--navy);
    background: transparent;
    color: var(--navy);
    position: relative;
    overflow: hidden;
    transition: color var(--transition-medium);
    cursor: pointer;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--navy);
    transform: translateX(-101%);
    transition: transform var(--transition-medium);
    z-index: -1;
}

.btn:hover { color: var(--white); }
.btn:hover::before { transform: translateX(0); }

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

.btn--gold::before { background: var(--gold); }
.btn--gold:hover { color: var(--navy); }

.btn__arrow {
    width: 20px;
    height: 1px;
    background: currentColor;
    position: relative;
    transition: width var(--transition-medium);
}

.btn__arrow::after {
    content: '';
    position: absolute;
    right: 0;
    top: -3px;
    width: 7px;
    height: 7px;
    border-right: 1px solid currentColor;
    border-top: 1px solid currentColor;
    transform: rotate(45deg);
}

.btn:hover .btn__arrow { width: 28px; }

/* ================================================================
   DIVIDERS
   ================================================================ */

.divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    margin: var(--space-xl) auto;
    max-width: 380px;
    padding: 0 var(--space-md);
}

.divider__line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.divider__ornament {
    width: 36px;
    height: 14px;
    flex-shrink: 0;
}

.divider__ornament svg {
    width: 100%;
    height: 100%;
    fill: none;
    stroke: var(--gold);
    stroke-width: 1;
}

/* ================================================================
   SECTIONS
   ================================================================ */

.section {
    padding: var(--space-2xl) var(--space-lg);
    position: relative;
}

.section--dark {
    background: var(--navy);
    color: var(--white);
    margin-left: calc(-1 * var(--frame-width));
    margin-right: calc(-1 * var(--frame-width));
    padding-left: calc(var(--frame-width) + var(--space-lg));
    padding-right: calc(var(--frame-width) + var(--space-lg));
}

.section--cream {
    background: var(--cream-dark);
    margin-left: calc(-1 * var(--frame-width));
    margin-right: calc(-1 * var(--frame-width));
    padding-left: calc(var(--frame-width) + var(--space-lg));
    padding-right: calc(var(--frame-width) + var(--space-lg));
}

.section--white {
    background: var(--white);
    margin-left: calc(-1 * var(--frame-width));
    margin-right: calc(-1 * var(--frame-width));
    padding-left: calc(var(--frame-width) + var(--space-lg));
    padding-right: calc(var(--frame-width) + var(--space-lg));
}

.section__container {
    max-width: 1050px;
    margin: 0 auto;
}

.section__header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

/* ================================================================
   PANELS & CARDS
   ================================================================ */

.panel {
    background: var(--white);
    padding: var(--space-xl);
    position: relative;
    box-shadow: var(--shadow-soft);
}

.panel::before {
    content: '';
    position: absolute;
    top: 14px;
    left: 14px;
    right: 14px;
    bottom: 14px;
    border: 1px solid var(--gold);
    opacity: 0.12;
    pointer-events: none;
}

.panel__corner {
    position: absolute;
    width: 24px;
    height: 24px;
    opacity: 0.45;
}

.panel__corner svg {
    width: 100%;
    height: 100%;
    fill: none;
    stroke: var(--gold);
    stroke-width: 1;
}

.panel__corner--tl { top: 8px; left: 8px; }
.panel__corner--tr { top: 8px; right: 8px; transform: rotate(90deg); }
.panel__corner--br { bottom: 8px; right: 8px; transform: rotate(180deg); }
.panel__corner--bl { bottom: 8px; left: 8px; transform: rotate(270deg); }

.card {
    display: block;
    background: var(--white);
    padding: var(--space-lg);
    position: relative;
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.card::before {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid transparent;
    transition: border-color var(--transition-medium);
    pointer-events: none;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-strong);
}

.card:hover::before {
    border-color: var(--gold);
}

/* ================================================================
   GRID
   ================================================================ */

.grid {
    display: grid;
    gap: var(--space-lg);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* ================================================================
   FORMS
   ================================================================ */

.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    font-family: var(--font-display);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--navy);
    margin-bottom: 8px;
}

.form-label span {
    font-weight: 400;
    color: var(--gray);
    text-transform: none;
    letter-spacing: 0;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 12px 0;
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--navy);
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--gray-pale);
    outline: none;
    transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--gold);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray-light);
    font-style: italic;
}

.form-textarea {
    min-height: 110px;
    resize: vertical;
    line-height: 1.7;
}

.form-select {
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%23C9A962' stroke-width='1.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0 center;
    padding-right: 18px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

/* ================================================================
   FOOTER
   ================================================================ */

.footer {
    background: var(--navy-deep);
    margin: var(--space-2xl) calc(-1 * var(--frame-width)) calc(-1 * var(--frame-width));
    padding: var(--space-xl) calc(var(--frame-width) + var(--space-lg)) var(--space-lg);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: calc(var(--frame-width) + var(--space-lg));
    right: calc(var(--frame-width) + var(--space-lg));
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    opacity: 0.2;
}

.footer__inner {
    max-width: 950px;
    margin: 0 auto;
}

.footer__top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer__brand {
    max-width: 300px;
}

.footer__logo {
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 400;
    letter-spacing: 0.16em;
    color: var(--white);
    margin-bottom: var(--space-sm);
}

.footer__tagline {
    font-size: 12px;
    font-style: italic;
    color: rgba(255, 255, 255, 0.4);
    line-height: 1.6;
}

.footer__nav-group h4 {
    font-family: var(--font-display);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: var(--space-sm);
}

.footer__nav-group ul { list-style: none; }

.footer__nav-group li { margin-bottom: 5px; }

.footer__nav-group a {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

.footer__nav-group a:hover { color: var(--gold); }

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer__contact {
    display: flex;
    gap: var(--space-lg);
}

.footer__contact-item {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
}

.footer__contact-item a {
    color: var(--gold);
    transition: color var(--transition-fast);
}

.footer__contact-item a:hover { color: var(--gold-light); }

.footer__copyright {
    font-size: 10px;
    color: rgba(255, 255, 255, 0.25);
}

/* ================================================================
   ANIMATIONS
   ================================================================ */

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(25px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate { opacity: 0; }
.animate--fade-in { animation: fadeIn 0.6s var(--ease-out) forwards; }
.animate--fade-up { animation: fadeUp 0.6s var(--ease-out) forwards; }

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }

/* ================================================================
   RESPONSIVE
   ================================================================ */

@media (max-width: 1024px) {
    :root { --frame-width: 14px; }
    .grid--3 { grid-template-columns: repeat(2, 1fr); }
    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .footer__top { flex-direction: column; gap: var(--space-lg); }
}

@media (max-width: 768px) {
    :root {
        --frame-width: 10px;
        --space-xl: 48px;
        --space-2xl: 72px;
    }
    
    .nav {
        padding: 10px 20px;
        gap: 16px;
    }
    
    .nav__links { gap: 16px; }
    .nav__link { font-size: 10px; }
    
    .section { padding: var(--space-xl) var(--space-md); }
    
    .section--dark,
    .section--cream,
    .section--white {
        padding-left: calc(var(--frame-width) + var(--space-md));
        padding-right: calc(var(--frame-width) + var(--space-md));
    }
    
    .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    
    .footer__bottom {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }
    
    .footer__contact {
        flex-direction: column;
        gap: 4px;
    }
}

@media (max-width: 600px) {
    :root { --frame-width: 6px; }
    
    .nav {
        flex-direction: column;
        gap: 8px;
        padding: 10px 16px;
    }
    
    .nav__links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px 16px;
    }
    
    .page-header {
        padding: var(--space-md) var(--space-sm) var(--space-lg);
    }
    
    .panel { padding: var(--space-lg) var(--space-md); }
    .card { padding: var(--space-md); }
}

/* ================================================================
   UTILITIES
   ================================================================ */

.text-center { text-align: center; }
.text-gold { color: var(--gold); }
.text-white { color: var(--white); }
.text-gray { color: var(--gray); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mx-auto { margin-left: auto; margin-right: auto; }

.max-w-sm { max-width: 460px; }
.max-w-md { max-width: 650px; }
.max-w-lg { max-width: 850px; }
.max-w-xl { max-width: 1050px; }