/* ========================================================
   S00-start.css — 시작 화면
   요구사항: 0-1
   레퍼런스 레이아웃: 720×1280 절대 배치
   ======================================================== */

.s00 {
    position: relative;
    width: var(--screen-width);
    height: var(--screen-height);
    padding: 0;
}

/* ========================================================
   동국대학교 로고 (우상단, 블렌드 모드)
   mix-blend-mode: multiply 로 흰 배경을 페이지 아이보리와 녹임
   ======================================================== */
.s00__dongguk-logo {
    position: absolute;
    top: 44px;
    right: 40px;
    width: 170px;
    height: auto;
    mix-blend-mode: multiply;
    z-index: 3;
    pointer-events: none;
}

/* ========================================================
   매장 타이틀 — 학생식당 · 상록원
   레퍼런스: top 162, center, sub 22px + main 96px
   ======================================================== */
.s00__title-block {
    position: absolute;
    top: 148px;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    z-index: 2;
}

.s00__title-sub {
    font-size: 22px;
    font-weight: 600;
    color: var(--neutral-400);
    letter-spacing: 0.8px;
}

.s00__title-main {
    font-family: var(--font-title);
    font-size: 96px;
    font-weight: 700;
    color: var(--neutral-900);
    letter-spacing: -4px;
    line-height: 1;
}

/* ========================================================
   슬라이더 컨테이너 — top 340 · 664×540 (타이틀과 간격 확보)
   ======================================================== */
.s00__slider {
    position: absolute;
    top: 340px;
    left: 28px;
    width: 664px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    z-index: 2;
}

.s00__slider-viewport {
    position: relative;
    width: 100%;
    height: 540px;
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 0 16px 52px rgba(30, 25, 21, 0.16),
                0 4px 12px rgba(30, 25, 21, 0.06);
    background: var(--color-bg-card);
}

.s00__slider-track {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 560ms var(--ease-out);
    will-change: transform;
}

.s00__slide {
    flex-shrink: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    background: var(--color-bg-card);
}

/* --- 미디어 영역 (위쪽 이미지 + 오버레이 + 뱃지 + 메뉴명/가격) --- */
.s00__slide-media {
    position: relative;
    flex-shrink: 0;
    width: 100%;
    height: 390px;
    overflow: hidden;
}

/* ========================================================
   컨셉 슬라이드 (slide 0) — 서비스 소개
   ======================================================== */
.s00__slide--concept .s00__slide-media {
    background: linear-gradient(135deg, var(--primary-400), var(--secondary-500) 85%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 40px 32px;
}

.s00__slide--concept .s00__slide-overlay {
    background: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0) 0%,
        rgba(0, 0, 0, 0.15) 100%
    );
}

.s00__slide-copy {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 14px;
}

.s00__slide-copy-main {
    font-size: 38px;
    font-weight: 800;
    color: var(--color-text-inverse);
    letter-spacing: -1px;
    line-height: 1.25;
    text-shadow: 0 3px 12px rgba(0, 0, 0, 0.25);
}

.s00__slide-copy-sub {
    font-size: 20px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
    letter-spacing: -0.3px;
}

/* 하단 키워드 3열 */
.s00__slide-features {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    padding: 20px 20px 24px;
    width: 100%;
    flex: 1;
}

.s00__slide-feature {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
}

.s00__slide-feature i {
    font-size: 32px;
    color: var(--primary-500);
    line-height: 1;
}

.s00__slide-feature-label {
    font-size: 16px;
    font-weight: 800;
    color: var(--neutral-800);
    letter-spacing: -0.3px;
}

.s00__slide-feature-desc {
    font-size: 13px;
    font-weight: 500;
    color: var(--neutral-500);
    line-height: 1.3;
}

/* 슬라이드별 그라데이션 배경 (실제 이미지 플레이스홀더) */
.s00__slide--1 .s00__slide-media {
    background: radial-gradient(circle at 30% 30%, hsl(24, 92%, 62%), hsl(14, 88%, 38%) 70%);
}
.s00__slide--2 .s00__slide-media {
    background: radial-gradient(circle at 70% 30%, hsl(10, 82%, 58%), hsl(0, 78%, 36%) 70%);
}
.s00__slide--3 .s00__slide-media {
    background: radial-gradient(circle at 50% 30%, hsl(36, 92%, 60%), hsl(24, 92%, 38%) 70%);
}
.s00__slide--4 .s00__slide-media {
    background: radial-gradient(circle at 30% 40%, hsl(18, 90%, 60%), hsl(6, 82%, 34%) 70%);
}

.s00__slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0) 0%,
        rgba(0, 0, 0, 0) 40%,
        rgba(0, 0, 0, 0.75) 100%
    );
    z-index: 1;
}

.s00__slide-emblem {
    position: absolute;
    top: 56px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 180px;
    line-height: 1;
    filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.35));
    z-index: 1;
}

.s00__slide-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--primary-500);
    border-radius: 9999px;
    box-shadow: 0 6px 16px rgba(232, 96, 10, 0.45);
    color: var(--color-text-inverse);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.3px;
    z-index: 3;
}

.s00__slide-badge i {
    font-size: 16px;
}

.s00__slide-meta {
    position: absolute;
    bottom: 22px;
    left: 24px;
    right: 24px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 12px;
    z-index: 3;
}

.s00__slide-name {
    font-size: 34px;
    font-weight: 800;
    color: var(--color-text-inverse);
    letter-spacing: -0.6px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.s00__slide-price {
    padding: 8px 18px;
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 9999px;
    color: var(--color-text-inverse);
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 0.3px;
    flex-shrink: 0;
}

/* --- 통계 영역 (아래쪽 흰 바탕) --- */
.s00__slide-stats {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 14px;
    padding: 18px 24px 22px;
}

.s00__slide-stats-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.s00__slide-stats-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
    min-width: 0;
}

.s00__slide-stats-label {
    font-size: 18px;
    font-weight: 700;
    color: var(--neutral-800);
    letter-spacing: -0.3px;
}

.s00__slide-stats-desc {
    font-size: 14px;
    font-weight: 500;
    color: var(--neutral-500);
    letter-spacing: -0.1px;
}

.s00__slide-stats-value {
    font-size: 38px;
    font-weight: 800;
    color: var(--primary-600);
    letter-spacing: -1px;
    flex-shrink: 0;
    font-feature-settings: "tnum";
}

.s00__slide-progress {
    position: relative;
    width: 100%;
    height: 8px;
    background-color: var(--neutral-100);
    border-radius: 9999px;
    overflow: hidden;
}

.s00__slide-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-300), var(--primary-500));
    border-radius: 9999px;
    transition: width 560ms var(--ease-out);
}

/* --- 인디케이터 --- */
.s00__slider-dots {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    height: 12px;
}

.s00__slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--neutral-300);
    border: none;
    padding: 0;
    cursor: pointer;
    transition: width 300ms var(--ease-out),
                background-color 300ms var(--ease-out);
}

.s00__slider-dot--active {
    width: 32px;
    border-radius: 9999px;
    background-color: var(--primary-500);
}

/* ========================================================
   CTA — 하단 고정 (이전 flex 버전 위치)
   ======================================================== */
.s00__cta-wrap {
    position: absolute;
    bottom: 80px;
    left: 28px;
    right: 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 22px;
    z-index: 2;
}

.s00__cta {
    width: 100%;
    min-height: 108px;
    font-size: 36px;
    font-weight: 800;
    letter-spacing: -0.6px;
    border-radius: 26px;
    box-shadow: 0 16px 44px rgba(232, 96, 10, 0.4);
}

/* ========================================================
   Hint — 레퍼런스 top 1052
   ======================================================== */
.s00__cta-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--neutral-400);
    animation: pulse-hint 2s var(--ease-out) infinite;
}

.s00__cta-hint i {
    font-size: 28px;
    color: var(--primary-500);
    line-height: 1;
}

.s00__cta-hint span {
    font-size: 18px;
    font-weight: 500;
    letter-spacing: -0.3px;
}

@keyframes pulse-hint {
    0%, 100% { opacity: 0.65; }
    50%      { opacity: 1;    }
}

/* ========================================================
   어트랙션 모드 (30초 유휴)
   ======================================================== */
.s00.s00--attract .s00__title-block,
.s00.s00--attract .s00__slider,
.s00.s00--attract .s00__cta-wrap {
    animation: breathe 3.2s var(--ease-out) infinite alternate;
}

@keyframes breathe {
    from { transform: scale(1);    opacity: 1;    }
    to   { transform: scale(1.02); opacity: 0.94; }
}

/* ========================================================
   접근성 — will-change revert (common.css 글로벌 룰 보완)
   ======================================================== */
@media (prefers-reduced-motion: reduce) {
    .s00__slider-track {
        will-change: auto;
    }
}