/*
 * PhotoMe.kr - 메인 스타일시트
 * Tailwind CSS CDN과 함께 사용되는 커스텀 스타일
 */

/* ── 폰트 (Pretendard) ── */
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.min.css');

:root {
    --color-primary: #4f46e5;
    --color-primary-dark: #4338ca;
    --color-primary-light: #818cf8;
    --color-navy: #1a1a2e;
    --color-navy-light: #16213e;
    --color-dark: #0f0f23;
    --color-accent: #06b6d4;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --font-family: 'Pretendard Variable', 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

* {
    font-family: var(--font-family);
}

/* ── 스크롤바 ── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-navy);
}
::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 4px;
}

/* ── Hero 그라데이션 ── */
.hero-gradient {
    background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-navy) 50%, var(--color-navy-light) 100%);
}

/* ── 카드 호버 효과 ── */
.photo-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.photo-card:hover {
    transform: scale(1.03) translateY(-4px);
    box-shadow: 0 20px 40px rgba(79, 70, 229, 0.15);
}

/* ── CTA 버튼 그라데이션 ── */
.btn-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    transition: all 0.3s ease;
}
.btn-gradient:hover {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, #0891b2 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.3);
}

/* ── 업로드 드래그앤드롭 ── */
.upload-zone {
    border: 2px dashed rgba(79, 70, 229, 0.4);
    transition: all 0.3s ease;
}
.upload-zone:hover,
.upload-zone.dragover {
    border-color: var(--color-primary);
    background: rgba(79, 70, 229, 0.05);
}

/* ── 로딩 애니메이션 ── */
@keyframes pulse-ring {
    0% { transform: scale(0.8); opacity: 1; }
    100% { transform: scale(1.4); opacity: 0; }
}
.loading-ring {
    animation: pulse-ring 1.5s ease-out infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}
.skeleton {
    background: linear-gradient(90deg, #1a1a2e 25%, #2a2a4e 50%, #1a1a2e 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

/* ── AI 제작 표시 (샘플 사진 오버레이) ── */
.photo-card .aspect-[3\/4]::after,
.photo-card .aspect-\[35\/45\]::after {
    content: 'PhotoMe AI';
    position: absolute;
    bottom: 6px;
    right: 6px;
    font-size: 9px;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
    background: rgba(0,0,0,0.45);
    padding: 2px 6px;
    border-radius: 4px;
    z-index: 5;
    letter-spacing: 0.3px;
}

/* ── 모달 ── */
.modal-overlay {
    backdrop-filter: blur(4px);
    background: rgba(0, 0, 0, 0.6);
}
.modal-content {
    animation: modalIn 0.3s ease;
}
@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

/* ── 카운터 애니메이션 ── */
.counter-animate {
    transition: all 0.5s ease;
}

/* ── 반응형 유틸 ── */
@media (max-width: 768px) {
    .photo-card:hover {
        transform: none;
    }
}

/* ── 스타일 선택 카드 ── */
.style-card {
    transition: all 0.3s ease;
    cursor: pointer;
}
.style-card:hover {
    border-color: var(--color-primary);
}
.style-card.selected {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary);
}

/* ── 프로그레스 바 ── */
.progress-bar {
    transition: width 0.5s ease;
}