/* ============================================
   Korean Style - Coming Soon Page Styles
   Modern Korean Aesthetic Design
   ============================================ */

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

:root {
    /* Color Palette - Soft & Modern Korean Theme */
    --bg-primary: #FAFAFA;
    --bg-secondary: #FFFFFF;
    --text-primary: #2C3E50;
    --text-secondary: #5A6C7D;
    --accent-pink: #FFB7C5;
    --accent-coral: #FF9999;
    --accent-blue: #A8D8EA;
    --border-color: #E8E8E8;

    /* Typography */
    --font-korean: 'Noto Sans KR', sans-serif;
    --font-korean-serif: 'Noto Serif KR', serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;

    /* Animation */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ====== Body & Main Layout ====== */
body {
    font-family: var(--font-korean);
    background: linear-gradient(135deg, #FAFAFA 0%, #FFE5E5 50%, #E8F4F8 100%);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    position: relative;
}

/* ====== Pattern Overlay - Korean Wave Pattern ====== */
.pattern-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.03;
    background-image:
        repeating-linear-gradient(45deg, transparent, transparent 35px, var(--accent-pink) 35px, var(--accent-pink) 70px),
        repeating-linear-gradient(-45deg, transparent, transparent 35px, var(--accent-blue) 35px, var(--accent-blue) 70px);
    pointer-events: none;
    z-index: 0;
}

/* ====== Main Container ====== */
.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-md);
    position: relative;
    z-index: 1;
    min-height: 100vh;
}

/* ====== Korean Decorative Text ====== */
.korean-decoration {
    position: absolute;
    top: 10%;
    font-family: var(--font-korean-serif);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 300;
    color: var(--accent-pink);
    opacity: 0.15;
    letter-spacing: 0.5rem;
    user-select: none;
    pointer-events: none;
}

.korean-text {
    display: inline-block;
    animation: subtle-float 6s ease-in-out infinite;
}

/* ====== Main Content Area ====== */
.content {
    text-align: center;
    max-width: 700px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xl) var(--spacing-lg);
    border-radius: 20px;
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.05),
        0 2px 8px rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(255, 183, 197, 0.2);
    position: relative;
    z-index: 2;
}

/* ====== Main Heading ====== */
.main-heading {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.heading-korean {
    font-family: var(--font-korean-serif);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 300;
    color: var(--accent-pink);
    letter-spacing: 0.3rem;
}

.heading-english {
    font-family: var(--font-korean);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.1rem;
}

/* ====== Decorative Line ====== */
.decorative-line {
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-pink), var(--accent-coral), var(--accent-blue));
    margin: var(--spacing-md) auto;
    border-radius: 2px;
    animation: line-glow 3s ease-in-out infinite;
}

@keyframes line-glow {
    0%, 100% {
        transform: scaleX(1);
        opacity: 1;
    }
    50% {
        transform: scaleX(1.2);
        opacity: 0.8;
    }
}

/* ====== Description Text ====== */
.description {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
    font-weight: 400;
}

.description-korean {
    font-family: var(--font-korean-serif);
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    color: var(--accent-pink);
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
    letter-spacing: 0.1rem;
}

/* ====== Contact Section ====== */
.contact-section {
    margin-top: var(--spacing-lg);
}

.contact-prompt {
    font-size: clamp(0.9rem, 2vw, 1rem);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    font-weight: 400;
}

/* ====== Email Link ====== */
.email-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(135deg, var(--accent-pink), var(--accent-coral));
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-size: clamp(1rem, 2.5vw, 1.1rem);
    font-weight: 500;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(255, 183, 197, 0.3);
    position: relative;
    overflow: hidden;
}

.email-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s;
}

.email-link:hover::before {
    left: 100%;
}

.email-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(255, 183, 197, 0.4);
}

.email-link:active {
    transform: translateY(-1px);
}

.email-icon {
    font-size: 1.3em;
}

.email-text {
    letter-spacing: 0.02rem;
}

/* ====== Floating Decorative Elements ====== */
.floating-element {
    position: absolute;
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    opacity: 0.4;
    pointer-events: none;
    user-select: none;
    z-index: 0;
}

.element-1 {
    top: 15%;
    left: 10%;
    animation: float-1 8s ease-in-out infinite;
}

.element-2 {
    bottom: 20%;
    right: 10%;
    animation: float-2 10s ease-in-out infinite;
}

.element-3 {
    top: 50%;
    right: 15%;
    animation: float-3 7s ease-in-out infinite;
}

/* ====== Floating Animations ====== */
@keyframes float-1 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(15px, -20px) rotate(5deg); }
    66% { transform: translate(-10px, 10px) rotate(-5deg); }
}

@keyframes float-2 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-20px, -15px) rotate(-10deg); }
}

@keyframes float-3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(10px, 15px) scale(1.1); }
    75% { transform: translate(-15px, -10px) scale(0.9); }
}

@keyframes subtle-float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* ====== Footer ====== */
.footer {
    text-align: center;
    padding: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 300;
    position: relative;
    z-index: 1;
}

/* ====== Fade-in Animations ====== */
.fade-in {
    opacity: 0;
    animation: fadeIn 1.2s ease-out forwards;
}

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

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

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

/* ====== Responsive Design ====== */

/* Tablet - 768px to 1024px */
@media (max-width: 1024px) {
    .content {
        padding: var(--spacing-lg) var(--spacing-md);
    }

    .korean-decoration {
        top: 5%;
        font-size: clamp(2rem, 6vw, 4rem);
    }
}

/* Mobile - 320px to 767px */
@media (max-width: 767px) {
    .container {
        padding: var(--spacing-sm);
    }

    .content {
        padding: var(--spacing-md) var(--spacing-sm);
        border-radius: 15px;
    }

    .korean-decoration {
        top: 3%;
        opacity: 0.1;
    }

    .decorative-line {
        width: 60px;
        height: 2px;
    }

    .email-link {
        padding: var(--spacing-sm) var(--spacing-sm);
        font-size: clamp(0.9rem, 3.5vw, 1rem);
    }

    .floating-element {
        font-size: 1.5rem;
    }

    .element-1 {
        top: 10%;
        left: 5%;
    }

    .element-2 {
        bottom: 15%;
        right: 5%;
    }

    .element-3 {
        top: 45%;
        right: 8%;
    }

    .heading-korean {
        letter-spacing: 0.2rem;
    }

    .heading-english {
        letter-spacing: 0.05rem;
    }
}

/* Extra small devices */
@media (max-width: 374px) {
    .content {
        padding: var(--spacing-sm) var(--spacing-xs);
    }

    .email-text {
        font-size: 0.85rem;
    }
}

/* High resolution displays */
@media (min-width: 1920px) {
    .container {
        max-width: 1600px;
        margin: 0 auto;
    }
}

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