/* ===== ROOT VARIABLES & DESIGN SYSTEM ===== */
:root {
    /* Color Palette - Vibrant & Modern */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gold-gradient: linear-gradient(135deg, #f6d365 0%, #fda085 100%);

    --primary-color: #667eea;
    --secondary-color: #f5576c;
    --accent-color: #00f2fe;
    --gold-color: #f6d365;

    /* Dark Theme Colors */
    --bg-dark: #0a0a0f;
    --bg-dark-secondary: #15151f;
    --bg-card: rgba(255, 255, 255, 0.05);
    --bg-card-hover: rgba(255, 255, 255, 0.1);

    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);

    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Typography */
    --font-primary: 'Outfit', sans-serif;
    --font-display: 'Playfair Display', serif;

    /* Z-Index */
    --z-particles: 1;
    --z-content: 10;
    --z-nav: 100;
    --z-fireworks: 999;
}

/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
}

/* ===== BACKGROUND EFFECTS ===== */
.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at top, #1e1e3f 0%, #0a0a0f 50%);
    z-index: 0;
}

.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-particles);
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-color);
    border-radius: 50%;
    animation: float 15s infinite ease-in-out;
    box-shadow: 0 0 10px var(--accent-color);
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        transform: translateY(-100vh) translateX(50px);
        opacity: 0;
    }
}

#fireworks {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-fireworks);
    pointer-events: none;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    backdrop-filter: blur(20px);
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    z-index: var(--z-nav);
    transition: all var(--transition-normal);
}

.nav-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 700;
    font-size: 1.25rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 10px rgba(102, 126, 234, 0.5));
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 0.75rem var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    position: relative;
    min-height: var(--touch-target-min);
    display: flex;
    align-items: center;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transform: translateX(-50%);
    transition: width var(--transition-normal);
}

.nav-link:hover,
.nav-link:active,
.nav-link.active {
    color: var(--text-primary);
}

.nav-link:hover::after,
.nav-link:active::after,
.nav-link.active::after {
    width: 80%;
}

.nav-link:active {
    transform: scale(0.95);
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) var(--spacing-md);
    z-index: var(--z-content);
}

.hero-content {
    text-align: center;
    max-width: 1000px;
    animation: fadeInUp 1s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.hero-badge {
    margin-bottom: var(--spacing-md);
}

.badge-shimmer {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    background: linear-gradient(90deg,
            rgba(255, 255, 255, 0.1) 0%,
            rgba(255, 255, 255, 0.2) 50%,
            rgba(255, 255, 255, 0.1) 100%);
    background-size: 200% 100%;
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 10vw, 8rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.year-old {
    background: linear-gradient(135deg, #868f96 0%, #596164 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.6;
    animation: fadeOut 2s ease;
}

.arrow {
    font-size: 0.6em;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: slideLeft 1.5s ease infinite;
}

@keyframes slideLeft {

    0%,
    100% {
        transform: translateX(0);
    }

    50% {
        transform: translateX(10px);
    }
}

.year-new {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 30px rgba(102, 126, 234, 0.5));
    animation: glow 2s ease infinite;
}

@keyframes glow {

    0%,
    100% {
        filter: drop-shadow(0 0 20px rgba(102, 126, 234, 0.5));
    }

    50% {
        filter: drop-shadow(0 0 40px rgba(102, 126, 234, 0.8));
    }
}

.hero-subtitle {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 300;
    margin-bottom: var(--spacing-md);
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    justify-content: center;
    align-items: center;
}

.cta-row {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-row-center {
    justify-content: center;
}


.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-normal);
    font-family: var(--font-primary);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}

.btn-secondary {
    background: var(--glass-bg);
    color: white;
    border: 2px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--glass-border);
    transform: translateY(-2px);
}

.btn>* {
    position: relative;
    z-index: 1;
}

/* Tech Button Special Styles */
.btn-tech {
    background: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
    color: white;
    box-shadow: 0 10px 30px rgba(0, 242, 254, 0.3);
    position: relative;
}

.btn-tech:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(0, 242, 254, 0.5);
}

.btn-tech .tech-icon {
    animation: rocketBounce 1s infinite;
    display: inline-block;
}

@keyframes rocketBounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

.btn-tech .tech-countdown {
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--secondary-gradient);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 0.9rem;
    box-shadow: 0 5px 20px rgba(245, 87, 108, 0.5);
    opacity: 0;
    transform: scale(0);
    transition: all 0.3s ease;
}

.btn-tech.counting .tech-countdown {
    opacity: 1;
    transform: scale(1);
    animation: countdownPulse 1s infinite;
}

@keyframes countdownPulse {

    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 5px 20px rgba(245, 87, 108, 0.5);
    }

    50% {
        transform: scale(1.1);
        box-shadow: 0 5px 30px rgba(245, 87, 108, 0.8);
    }
}


/* Floating Elements */
.floating-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.float-item {
    position: absolute;
    font-size: 3rem;
    left: var(--x);
    top: var(--y);
    animation: floatAround 20s infinite ease-in-out;
    animation-delay: var(--delay);
    opacity: 0.6;
    filter: drop-shadow(0 0 10px currentColor);
}

@keyframes floatAround {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    25% {
        transform: translate(30px, -30px) rotate(90deg);
    }

    50% {
        transform: translate(0, -60px) rotate(180deg);
    }

    75% {
        transform: translate(-30px, -30px) rotate(270deg);
    }
}

/* ===== COUNTDOWN SECTION ===== */
.countdown-section {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-md);
    z-index: var(--z-content);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: var(--spacing-sm);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.countdown-display {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.countdown-card {
    position: relative;
    width: 150px;
    height: 150px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-normal);
}

.countdown-card:hover {
    transform: translateY(-5px) scale(1.05);
    border-color: var(--primary-color);
    box-shadow: 0 15px 50px rgba(102, 126, 234, 0.4);
}

.countdown-value {
    font-size: 3.5rem;
    font-weight: 900;
    font-family: var(--font-display);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 2;
}

.countdown-ring {
    position: absolute;
    inset: -5px;
    border-radius: var(--radius-lg);
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: 1;
    filter: blur(20px);
}

.countdown-card:hover .countdown-ring {
    opacity: 0.3;
}

.countdown-label {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.countdown-separator {
    font-size: 3rem;
    font-weight: 900;
    color: var(--text-muted);
    align-self: center;
    margin-top: -2rem;
}

.progress-bar {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

.progress-fill {
    height: 12px;
    background: var(--primary-gradient);
    border-radius: 10px;
    transition: width 1s ease;
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.3),
            transparent);
    animation: progressShine 2s infinite;
}

@keyframes progressShine {
    0% {
        transform: translateX(-100%);
    }

    100% {
        transform: translateX(100%);
    }
}

.progress-label {
    text-align: center;
    margin-top: var(--spacing-sm);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ===== CELEBRATION SECTION ===== */
.celebration-section {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-md);
    z-index: var(--z-content);
    background: linear-gradient(180deg,
            transparent 0%,
            rgba(102, 126, 234, 0.05) 50%,
            transparent 100%);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.feature-card {
    position: relative;
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    transition: all var(--transition-normal);
    overflow: hidden;
    cursor: pointer;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.1),
            transparent);
    transition: left 0.5s;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.3);
}

.card-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
    filter: drop-shadow(0 0 20px currentColor);
    animation: bounce 2s infinite;
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.card-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
}

.stat-value {
    font-size: 4rem;
    font-weight: 900;
    font-family: var(--font-display);
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-weight: 600;
}

/* ===== WISHES SECTION ===== */
.wishes-section {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-md);
    z-index: var(--z-content);
}

.wishes-input-container {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.wish-input-wrapper {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.wish-input {
    flex: 1;
    min-width: 250px;
    padding: 1.25rem 1.5rem;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1.125rem;
    font-family: var(--font-primary);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
}

.wish-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 30px rgba(102, 126, 234, 0.3);
}

.wish-input::placeholder {
    color: var(--text-muted);
}

.wish-submit {
    padding: 1.25rem 2rem;
    background: var(--primary-gradient);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-normal);
    font-family: var(--font-primary);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    min-height: var(--touch-target-min);
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.wish-submit:hover,
.wish-submit:active {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}

.wish-submit:active {
    transform: scale(0.98);
}

.wish-icon {
    font-size: 1.5rem;
    animation: rotate 3s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.wishes-display {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.wish-card {
    padding: var(--spacing-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    animation: wishAppear 0.5s ease;
}

@keyframes wishAppear {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(20px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.wish-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 10px 30px rgba(0, 242, 254, 0.2);
}

.wish-content {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ===== RESOLUTIONS SECTION ===== */
.resolutions-section {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-md);
    z-index: var(--z-content);
}

.resolutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.resolution-card {
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.resolution-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.3);
}

.resolution-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    filter: drop-shadow(0 0 20px currentColor);
    animation: bounce 2s infinite;
}

.resolution-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.resolution-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.resolution-progress {
    margin-top: var(--spacing-sm);
}

.progress-tracker {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
}

.progress-bar-fill {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: 10px;
    transition: width 1s ease;
    box-shadow: 0 0 10px rgba(102, 126, 234, 0.5);
}

.progress-text {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* ===== MEMORIES SECTION ===== */
.memories-section {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-md);
    z-index: var(--z-content);
    background: linear-gradient(180deg,
            transparent 0%,
            rgba(245, 87, 108, 0.05) 50%,
            transparent 100%);
}

.memories-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.memory-card {
    padding: var(--spacing-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    transition: all var(--transition-normal);
    animation: memoryAppear 0.8s ease;
    animation-delay: var(--delay);
    animation-fill-mode: both;
    cursor: pointer;
}

@keyframes memoryAppear {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.9);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.memory-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: var(--secondary-color);
    box-shadow: 0 20px 60px rgba(245, 87, 108, 0.3);
}

.memory-month {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--secondary-gradient);
    color: white;
    font-size: 0.875rem;
    font-weight: 700;
    border-radius: 20px;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.memory-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-sm);
}

.memory-emoji {
    font-size: 3rem;
    filter: drop-shadow(0 0 15px currentColor);
}

.memory-text {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== QUOTES SECTION ===== */
.quotes-section {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-md);
    z-index: var(--z-content);
}

.quotes-carousel {
    position: relative;
    max-width: 900px;
    margin: 0 auto var(--spacing-lg);
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.quote-card {
    position: absolute;
    width: 100%;
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    text-align: center;
    opacity: 0;
    transform: scale(0.9) translateY(20px);
    transition: all 0.5s ease;
    pointer-events: none;
}

.quote-card.active {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: auto;
    border-color: var(--accent-color);
    box-shadow: 0 20px 60px rgba(0, 242, 254, 0.3);
}

.quote-mark {
    font-size: 6rem;
    font-family: var(--font-display);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.quote-text {
    font-size: 1.75rem;
    font-weight: 300;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
    font-style: italic;
}

.quote-author {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
}

.carousel-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    backdrop-filter: blur(10px);
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.carousel-btn:hover,
.carousel-btn:active {
    background: var(--primary-gradient);
    border-color: transparent;
    transform: scale(1.1);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.carousel-btn:active {
    transform: scale(1.05);
}

.carousel-dots {
    display: flex;
    gap: var(--spacing-sm);
}

.carousel-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--glass-border);
    cursor: pointer;
    transition: all var(--transition-normal);
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    padding: 4px;
}

.carousel-dot.active {
    background: var(--accent-gradient);
    transform: scale(1.3);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.6);
}

.carousel-dot:active {
    transform: scale(1.1);
}

/* ===== TIMELINE SECTION ===== */
.timeline-section {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-md);
    z-index: var(--z-content);
    background: linear-gradient(180deg,
            transparent 0%,
            rgba(102, 126, 234, 0.05) 50%,
            transparent 100%);
}

.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--spacing-md) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-gradient);
    transform: translateX(-50%);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    animation: timelineSlide 0.8s ease;
}

@keyframes timelineSlide {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-item:nth-child(even) .timeline-content {
    text-align: right;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 24px;
    background: var(--primary-gradient);
    border-radius: 50%;
    border: 4px solid var(--bg-dark);
    box-shadow: 0 0 30px rgba(102, 126, 234, 0.8);
    z-index: 2;
    animation: pulse 2s infinite;
}

.timeline-content {
    width: calc(50% - 50px);
    padding: var(--spacing-md);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    transition: all var(--transition-normal);
}

.timeline-content:hover {
    transform: scale(1.05);
    border-color: var(--primary-color);
    box-shadow: 0 15px 50px rgba(102, 126, 234, 0.4);
}

.timeline-date {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--gold-gradient);
    color: white;
    font-size: 0.875rem;
    font-weight: 700;
    border-radius: 20px;
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
}

.timeline-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.timeline-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== CONTACT SECTION ===== */
.contact-section {
    position: relative;
    padding: var(--spacing-xl) var(--spacing-md);
    z-index: var(--z-content);
    background: linear-gradient(180deg,
            transparent 0%,
            rgba(0, 242, 254, 0.05) 50%,
            transparent 100%);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    height: fit-content;
}

.contact-info-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-info-desc {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-detail-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.contact-detail-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(5px);
}

.contact-icon {
    font-size: 2rem;
    filter: drop-shadow(0 0 10px currentColor);
}

.contact-detail-text h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.contact-detail-text p {
    font-size: 1rem;
    color: var(--text-secondary);
}

.contact-form-wrapper {
    padding: var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: all var(--transition-normal);
    resize: vertical;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 30px rgba(0, 242, 254, 0.2);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    min-height: 150px;
    max-height: 300px;
}

.form-error {
    font-size: 0.875rem;
    color: #ff6b6b;
    display: none;
    margin-top: 0.25rem;
}

.form-error.show {
    display: block;
    animation: errorShake 0.3s ease;
}

@keyframes errorShake {

    0%,
    100% {
        transform: translateX(0);
    }

    25% {
        transform: translateX(-5px);
    }

    75% {
        transform: translateX(5px);
    }
}

.form-submit {
    margin-top: var(--spacing-sm);
    width: 100%;
    justify-content: center;
}

.form-success {
    display: none;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #00c853 0%, #00e676 100%);
    border-radius: var(--radius-md);
    text-align: center;
    animation: successSlide 0.5s ease;
}

.form-success.show {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-direction: column;
}

@keyframes successSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.success-icon {
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 900;
    color: #00c853;
    animation: successPop 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes successPop {
    0% {
        transform: scale(0);
    }

    50% {
        transform: scale(1.2);
    }

    100% {
        transform: scale(1);
    }
}

.form-success p {
    color: white;
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
}

/* ===== WATERMARK ===== */
.watermark {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: calc(var(--z-nav) + 1);
    pointer-events: none;
}

.watermark-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    box-shadow: var(--glass-shadow);
    animation: watermarkFloat 3s ease-in-out infinite;
}

@keyframes watermarkFloat {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-5px);
    }
}

.watermark-icon {
    font-size: 1rem;
    animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.6;
        transform: scale(1.2);
    }
}

.watermark-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.watermark-author {
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 0.95rem;
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
    position: fixed;
    bottom: 80px;
    right: 20px;
    width: 56px;
    height: 56px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 2px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: calc(var(--z-nav) + 1);
    transition: all var(--transition-normal);
    box-shadow: var(--glass-shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(100px) scale(0.8);
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.back-to-top:hover,
.back-to-top:active {
    background: var(--primary-gradient);
    border-color: transparent;
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}

.back-to-top:active {
    transform: translateY(-3px) scale(1.05);
}

.back-to-top svg {
    animation: bounce 2s ease-in-out infinite;
}

.back-to-top:hover svg {
    animation: none;
    transform: translateY(-2px);
}

@keyframes backToTopPulse {

    0%,
    100% {
        box-shadow: var(--glass-shadow);
    }

    50% {
        box-shadow: 0 0 30px rgba(102, 126, 234, 0.6);
    }
}

.back-to-top.visible {
    animation: backToTopPulse 3s ease-in-out infinite;
}


/* ===== FOOTER ===== */
.footer {
    position: relative;
    padding: var(--spacing-lg) var(--spacing-md);
    background: var(--glass-bg);
    border-top: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    z-index: var(--z-content);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}

.footer-main {
    font-size: 2rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-sub {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    font-size: 1.5rem;
    transition: all var(--transition-normal);
    cursor: pointer;
}

.social-icon:hover {
    transform: translateY(-5px) rotate(360deg);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 1rem;
}

.footer-author {
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.1rem;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    html {
        -webkit-overflow-scrolling: touch;
        scroll-padding-top: 80px;
    }

    body {
        font-size: 16px;
        /* Prevent zoom on input focus */
    }

    .navbar {
        padding: 0.75rem var(--spacing-sm);
    }

    .nav-links {
        gap: 0.25rem;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .nav-links::-webkit-scrollbar {
        display: none;
    }

    .nav-link {
        font-size: 0.85rem;
        padding: 0.75rem 1rem;
        white-space: nowrap;
        min-height: 48px;
    }

    .hero {
        padding: var(--spacing-lg) var(--spacing-sm);
        min-height: 100vh;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 4rem);
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
        gap: var(--spacing-sm);
    }

    .btn {
        width: 100%;
        justify-content: center;
        padding: 1.25rem 2rem;
        min-height: 56px;
        font-size: 1.125rem;
    }

    .countdown-card {
        width: 90px;
        height: 90px;
    }

    .countdown-value {
        font-size: 2.25rem;
    }

    .countdown-separator {
        display: none;
    }

    .countdown-label {
        font-size: 0.875rem;
    }

    .wish-input-wrapper {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .wish-input,
    .wish-submit {
        width: 100%;
        min-height: 56px;
        font-size: 16px;
        /* Prevent zoom */
    }

    .carousel-btn {
        width: 52px;
        height: 52px;
    }

    .quote-text {
        font-size: 1.35rem;
    }

    .quotes-carousel {
        min-height: 280px;
        padding: 0 var(--spacing-sm);
    }

    .resolution-card,
    .memory-card,
    .feature-card {
        padding: var(--spacing-md);
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }

    .social-icon {
        width: 56px;
        height: 56px;
        font-size: 1.75rem;
    }

    .contact-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .contact-info,
    .contact-form-wrapper {
        padding: var(--spacing-md);
    }

    .form-input,
    .form-textarea {
        font-size: 16px;
        /* Prevent zoom on mobile */
        padding: 1rem;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        flex-direction: row !important;
        padding-left: 50px;
    }

    .timeline-item:nth-child(even) .timeline-content {
        text-align: left;
    }

    .timeline-content {
        width: 100%;
    }

    .timeline-dot {
        left: 20px;
    }

    .watermark {
        bottom: 10px;
        right: 10px;
    }

    .watermark-content {
        padding: 6px 12px;
    }

    .watermark-text {
        font-size: 0.75rem;
    }

    .back-to-top {
        width: 52px;
        height: 52px;
        bottom: 70px;
        right: 15px;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 2rem;
    }

    .hero-badge {
        font-size: 0.8rem;
    }

    .countdown-display {
        gap: 0.5rem;
    }

    .countdown-card {
        width: 70px;
        height: 70px;
    }

    .countdown-value {
        font-size: 1.75rem;
    }

    .countdown-label {
        font-size: 0.7rem;
        letter-spacing: 1px;
    }

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

    .feature-card,
    .resolution-card,
    .memory-card {
        padding: var(--spacing-sm);
    }

    .section-title {
        font-size: clamp(2rem, 6vw, 3rem);
    }

    .carousel-controls {
        gap: var(--spacing-sm);
    }

    .carousel-btn {
        width: 48px;
        height: 48px;
    }

    .quote-text {
        font-size: 1.15rem;
    }

    .watermark {
        display: none;
        /* Hide on very small screens to save space */
    }
}

/* Landscape orientation optimization */
@media (max-height: 600px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding: var(--spacing-md) var(--spacing-sm);
    }

    .section-header {
        margin-bottom: var(--spacing-md);
    }

    .countdown-card {
        width: 70px;
        height: 70px;
    }

    .countdown-value {
        font-size: 1.75rem;
    }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {

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

/* ===== UTILITY CLASSES ===== */
.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
}

/* ===== TEMPORARY MESSAGES ===== */
@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }

    to {
        transform: translateX(400px);
        opacity: 0;
    }
}

.temp-message {
    font-family: var(--font-primary);
    font-size: 1rem;
    pointer-events: none;
}

@media (max-width: 768px) {
    .temp-message {
        right: 10px !important;
        left: 10px;
        font-size: 0.9rem;
    }
}