/* ============================================
   Fifty Five Holding - Landing Page Styles
   Modern, Luxurious Corporate Design
   ============================================ */

/* CSS Custom Properties */
:root {
    /* Color Palette */
    --color-gold: #C9A962;
    --color-gold-light: #E5D4A1;
    --color-gold-dark: #9A7B3C;
    --color-navy: #1A2A40;
    --color-navy-light: #2A3F5F;
    --color-charcoal: #2D2D2D;
    --color-charcoal-light: #404040;
    --color-white: #FFFFFF;
    --color-off-white: #F8F8F6;
    --color-cream: #FAF9F7;
    --color-gray: #8A8A8A;
    --color-gray-light: #E5E5E5;

    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --section-padding: clamp(80px, 12vw, 160px);
    --container-max: 1400px;
    --container-padding: clamp(24px, 5vw, 80px);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);

    /* Shadows */
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 8px 40px rgba(0, 0, 0, 0.12);
    --shadow-heavy: 0 20px 60px rgba(0, 0, 0, 0.15);
}

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

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

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-charcoal);
    background-color: var(--color-cream);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

/* ============================================
   Background Elements
   ============================================ */
.background-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.geometric-shape {
    position: absolute;
    border: 1px solid rgba(201, 169, 98, 0.1);
    border-radius: 50%;
}

.shape-1 {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -200px;
    animation: float 20s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    bottom: 20%;
    left: -150px;
    animation: float 25s ease-in-out infinite reverse;
}

.shape-3 {
    width: 300px;
    height: 300px;
    top: 50%;
    right: 10%;
    animation: float 18s ease-in-out infinite 2s;
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at 20% 0%, rgba(201, 169, 98, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(26, 42, 64, 0.03) 0%, transparent 50%);
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(5deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(-5deg);
    }
}

/* ============================================
   Container
   ============================================ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ============================================
   Main Content Section
   ============================================ */
.main-content {
    min-height: 100vh;
    padding: clamp(60px, 8vw, 100px) 0 var(--section-padding);
    text-align: center;
    background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-off-white) 100%);
}

.logo-container {
    margin-bottom: 30px;
}

.main-logo {
    max-width: 280px;
    height: auto;
    margin: 0 auto;
    filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.1));
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-gray);
    max-width: 600px;
    margin: 0 auto 60px;
    font-weight: 300;
    letter-spacing: 0.02em;
}

/* ============================================
   Section Styles
   ============================================ */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-label {
    display: inline-block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-gold);
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
}

.section-label::before,
.section-label::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 40px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold));
}

.section-label::before {
    right: calc(100% + 20px);
}

.section-label::after {
    left: calc(100% + 20px);
    background: linear-gradient(90deg, var(--color-gold), transparent);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
    color: var(--color-navy);
    line-height: 1.3;
    margin-bottom: 50px;
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: var(--section-padding) 0;
    background: var(--color-white);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gray-light), transparent);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    align-items: center;
}

@media (min-width: 992px) {
    .about-content {
        grid-template-columns: 1.5fr 1fr;
    }
}

.about-text .lead-text {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--color-navy);
    font-weight: 400;
    margin-bottom: 25px;
    line-height: 1.8;
}

.about-text p {
    color: var(--color-gray);
    font-size: 1rem;
    line-height: 1.9;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

@media (min-width: 992px) {
    .about-stats {
        grid-template-columns: 1fr;
        padding-left: 60px;
        border-left: 1px solid var(--color-gray-light);
    }
}

.stat-item {
    text-align: center;
}

@media (min-width: 992px) {
    .stat-item {
        text-align: left;
    }
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 500;
    color: var(--color-gold);
    line-height: 1;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray);
    font-weight: 500;
}

/* ============================================
   Portfolio Grid
   ============================================ */
.portfolio-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

@media (min-width: 768px) {
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.portfolio-card {
    display: block;
    background: var(--color-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-medium);
    position: relative;
}

.portfolio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-medium);
}

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
}

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

.card-inner {
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 25px;
    position: relative;
}

.card-logo {
    width: 120px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.card-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(20%);
    transition: var(--transition-medium);
}

.portfolio-card:hover .card-logo img {
    filter: grayscale(0%);
}

.card-content {
    flex: 1;
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 500;
    color: var(--color-navy);
    margin-bottom: 5px;
}

.card-location {
    display: inline-block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-gold);
    font-weight: 600;
    margin-bottom: 15px;
}

.card-description {
    font-size: 0.95rem;
    color: var(--color-gray);
    line-height: 1.7;
}

.card-arrow {
    position: absolute;
    top: 40px;
    right: 40px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--color-cream);
    color: var(--color-gold);
    transition: var(--transition-medium);
}

.card-arrow svg {
    width: 20px;
    height: 20px;
}

.portfolio-card:hover .card-arrow {
    background: var(--color-gold);
    color: var(--color-white);
    transform: rotate(45deg);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 80px 0 60px;
    background: var(--color-navy);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
}

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

.footer-logo {
    margin-bottom: 40px;
}

.footer-logo img {
    max-width: 180px;
    height: auto;
    margin: 0 auto;
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.footer-divider {
    width: 60px;
    height: 1px;
    background: rgba(255, 255, 255, 0.2);
    margin: 0 auto 40px;
}

.footer-notice {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 30px;
}

.footer-notice .highlight {
    color: var(--color-gold);
    font-weight: 500;
}

.footer-copyright {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
    letter-spacing: 0.05em;
}

/* ============================================
   Animations
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

.fade-in-delayed {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards 0.3s;
}

.fade-in-delayed-2 {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards 0.6s;
}

.fade-in-delayed-3 {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards 0.9s;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll-triggered animations */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Stagger children animations */
.stagger-children .portfolio-card {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.stagger-children.active .portfolio-card:nth-child(1) { transition-delay: 0.1s; }
.stagger-children.active .portfolio-card:nth-child(2) { transition-delay: 0.2s; }
.stagger-children.active .portfolio-card:nth-child(3) { transition-delay: 0.3s; }
.stagger-children.active .portfolio-card:nth-child(4) { transition-delay: 0.4s; }

.stagger-children.active .portfolio-card {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 767px) {
    .section-label::before,
    .section-label::after {
        width: 20px;
    }

    .card-inner {
        padding: 30px;
    }

    .card-arrow {
        top: 30px;
        right: 30px;
        width: 36px;
        height: 36px;
    }

    .card-arrow svg {
        width: 18px;
        height: 18px;
    }

    .footer {
        padding: 60px 0 40px;
    }

    .main-logo {
        max-width: 200px;
    }
}

/* ============================================
   Prefers Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }
}