/* ========================================
   mivhanim.css — בחינות מתכונת
   ======================================== */

/* ─── Variables ─── */
:root {
    --purple:       #6c5ce7;
    --purple-dark:  #5a4bd1;
    --purple-light: #a29bfe;
    --green:        #00b894;
    --blue:         #0984e3;
    --orange:       #e17055;
    --bg:           #f8f9ff;
    --card-bg:      #ffffff;
    --text:         #2d3436;
    --text-muted:   #636e72;
    --border:       #e0e0e0;
    --shadow:       0 2px 12px rgba(108,92,231,0.10);
    --shadow-hover: 0 8px 30px rgba(108,92,231,0.18);
    --radius:       16px;
    --radius-sm:    8px;
}

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

body {
    font-family: 'Segoe UI', 'Arial', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    color: var(--text);
    direction: rtl;
    min-height: 100vh;
}

/* ─── Header ─── */
.site-header {
    background: transparent;
    padding: 12px 0;
    margin: 12px auto;
    position: sticky;
    top: 0;
    z-index: 100;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: calc(100vw - 16px);
    margin: 0 auto;
    padding: 20px 24px;
    gap: 12px;
    background: rgba(255,255,255,0.98);
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.10);
}
.header-logo {
    display: flex; align-items: center; gap: 8px;
    text-decoration: none; color: var(--text);
    font-weight: 700; font-size: 1.1rem;
}
.header-logo img { height: 34px; }
.header-buttons { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.header-buttons a {
    padding: 9px 12px; border-radius: 8px; text-decoration: none;
    font-size: 0.85rem; font-weight: 600; color: #333;
    background: linear-gradient(45deg, #ffd700, #ffa500);
    border: none; transition: opacity 0.2s, transform 0.2s; white-space: nowrap;
}
.header-buttons a:hover { opacity: 0.88; transform: translateY(-1px); }
.header-buttons .btn-primary { background: linear-gradient(45deg, #667eea, #764ba2); color: #fff; }
.header-buttons .btn-primary:hover { opacity: 0.88; }

/* ─── Hamburger ─── */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2.5px; background: var(--text); border-radius: 2px; transition: 0.2s; }

/* ─── Sidebar ─── */
.menu-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.35); z-index: 200; }
.menu-overlay.active { display: block; }
.hamburger-menu {
    position: fixed; top: 0; right: -260px; width: 260px; height: 100vh;
    background: #fff; z-index: 300; padding: 20px 0;
    box-shadow: -4px 0 20px rgba(0,0,0,0.12); transition: right 0.3s ease; overflow-y: auto;
}
.hamburger-menu.open { right: 0; }
.close-menu { background: none; border: none; font-size: 1.4rem; cursor: pointer; padding: 4px 20px 12px; color: var(--text-muted); display: block; }
.menu-item { padding: 12px 20px; text-decoration: none; color: var(--text); font-size: 0.95rem; border-bottom: 1px solid #f0f0f0; transition: background 0.15s; display: block; }
.menu-item:hover { background: #f5f0ff; color: var(--purple); }
.menu-divider { height: 1px; background: #e8e8e8; margin: 8px 0; }

/* ─── Main container ─── */
.main-container { max-width: 1100px; margin: 0 auto; padding: 32px 20px 60px; }

/* ─── Hero (view 1) ─── */
.page-hero {
    text-align: center;
    margin-bottom: 40px;
    padding: 32px 20px 28px;
    background: linear-gradient(135deg, var(--purple) 0%, var(--purple-dark) 100%);
    border-radius: var(--radius);
    color: #fff;
}
.page-hero h1 { font-size: clamp(1.5rem, 4vw, 2.3rem); font-weight: 800; margin-bottom: 10px; }
.page-hero p { font-size: 1rem; opacity: 0.88; max-width: 520px; margin: 0 auto; line-height: 1.6; }

/* ================================================================
   VIEW 1 — Subject selection cards
   ================================================================ */
.subject-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.subject-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 2px solid var(--border);
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    cursor: pointer;
    transition: transform 0.22s, box-shadow 0.22s, border-color 0.22s;
    position: relative;
    overflow: hidden;
    outline: none;
}
.subject-card::before {
    content: '';
    position: absolute; top: 0; right: 0; left: 0; height: 5px;
    background: var(--sc-accent, var(--purple));
    border-radius: var(--radius) var(--radius) 0 0;
}
.subject-card:hover, .subject-card:focus {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: var(--sc-accent, var(--purple));
}
.subject-card.biology-theory { --sc-accent: var(--purple); }
.subject-card.biology-lab    { --sc-accent: var(--green); }
.subject-card.health-science { --sc-accent: var(--blue); }

.sc-top { display: flex; align-items: center; justify-content: space-between; }

.sc-icon {
    font-size: 2.4rem;
    width: 60px; height: 60px;
    background: color-mix(in srgb, var(--sc-accent, var(--purple)) 12%, transparent);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.sc-badge {
    font-size: 0.73rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: 20px;
    background: color-mix(in srgb, var(--sc-accent, var(--purple)) 12%, transparent);
    color: var(--sc-accent, var(--purple));
}
.sc-title {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text);
    line-height: 1.3;
}
.sc-code { font-size: 0.78rem; color: var(--text-muted); font-weight: 500; }
.sc-struct {
    display: flex;
    flex-direction: column;
    gap: 3px;
    flex: 1;
}
.sc-struct-row {
    display: flex;
    align-items: flex-start;
    gap: 4px;
    font-size: 0.78rem;
    line-height: 1.4;
    flex-wrap: wrap;
}
.sc-part {
    font-weight: 700;
    color: var(--sc-accent, var(--purple));
    white-space: nowrap;
    min-width: 46px;
    flex-shrink: 0;
}
.sc-type {
    color: var(--text);
    font-weight: 500;
    flex: 1;
    min-width: 0;
    word-break: break-word;
}
.sc-note {
    font-size: 0.72rem;
    color: var(--text-muted);
    white-space: normal;
    word-break: break-word;
}
.sc-pts {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--sc-accent, var(--purple));
    white-space: nowrap;
    flex-shrink: 0;
}

.sc-footer {
    display: flex; align-items: center; justify-content: space-between;
    padding-top: 12px; border-top: 1px solid var(--border);
    margin-top: auto;
}
.sc-count { font-size: 0.82rem; font-weight: 700; color: var(--sc-accent, var(--purple)); }
.sc-arrow {
    width: 34px; height: 34px; border-radius: 50%;
    background: var(--sc-accent, var(--purple));
    color: #fff; font-size: 1.1rem;
    display: flex; align-items: center; justify-content: center;
    transition: transform 0.18s;
}
.subject-card:hover .sc-arrow, .subject-card:focus .sc-arrow { transform: translateX(-4px); }

/* ================================================================
   VIEW 2 — Exam list for chosen subject
   ================================================================ */

/* Breadcrumb */
.breadcrumb-bar {
    display: flex; align-items: center; gap: 12px;
    margin-bottom: 22px;
}
.back-btn {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,0.95); border: 1.5px solid var(--border);
    border-radius: 24px; padding: 8px 18px;
    font-size: 0.88rem; font-weight: 700; color: var(--text);
    cursor: pointer; transition: background 0.15s, border-color 0.15s, transform 0.15s;
    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
}
.back-btn:hover { background: #fff; border-color: var(--purple); color: var(--purple); transform: translateX(3px); }
.back-arrow { font-size: 1rem; transition: transform 0.15s; }
.back-btn:hover .back-arrow { transform: translateX(3px); }
.breadcrumb-divider { color: rgba(255,255,255,0.5); font-size: 1.1rem; }
.breadcrumb-current { color: rgba(255,255,255,0.9); font-size: 0.88rem; font-weight: 600; }

/* Subject hero strip */
.subject-hero-strip {
    display: flex; align-items: center; gap: 18px;
    background: rgba(255,255,255,0.96);
    border-radius: var(--radius);
    padding: 22px 26px;
    margin-bottom: 28px;
    box-shadow: var(--shadow);
    border-right: 5px solid var(--sh-accent, var(--purple));
    overflow: hidden;
    min-width: 0;
}
.subject-hero-strip.biology-theory { --sh-accent: var(--purple); }
.subject-hero-strip.biology-lab    { --sh-accent: var(--green); }
.subject-hero-strip.health-science { --sh-accent: var(--blue); }

.subject-hero-icon {
    font-size: 2.2rem;
    width: 56px; height: 56px;
    background: color-mix(in srgb, var(--sh-accent, var(--purple)) 12%, transparent);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.subject-hero-strip h2 { font-size: 1.3rem; font-weight: 800; color: var(--text); margin-bottom: 6px; }
.subject-hero-strip > div { min-width: 0; flex: 1; }
.subject-hero-strip p,
#subjectHeroDesc {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 0.84rem;
    line-height: 1.6;
}
.hero-struct-row {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 4px 8px;
    line-height: 1.6;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding-bottom: 4px;
}
.hero-struct-row:last-child { border-bottom: none; padding-bottom: 0; }
.hero-struct-row strong { color: var(--sh-accent, var(--purple)); font-weight: 700; white-space: nowrap; }
.hero-note { color: var(--text-muted); font-size: 0.8rem; word-break: break-word; }
.hero-pts {
    font-size: 0.76rem; font-weight: 700;
    color: var(--sh-accent, var(--purple));
    background: color-mix(in srgb, var(--sh-accent, var(--purple)) 12%, transparent);
    padding: 1px 7px; border-radius: 8px;
    display: inline-block;
    white-space: nowrap;
    flex-shrink: 0;
}

/* ─── Exam cards grid ─── */
.exam-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
    gap: 20px;
}

.exam-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1.5px solid var(--border);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
}
.exam-card::before {
    content: '';
    position: absolute; top: 0; right: 0; left: 0; height: 4px;
    background: var(--card-accent, var(--purple));
}
.exam-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--card-accent, var(--purple));
}
.exam-card.biology-theory { --card-accent: var(--purple); }
.exam-card.biology-lab    { --card-accent: var(--green); }
.exam-card.health-science { --card-accent: var(--blue); }

/* Placeholder card */
.placeholder-card {
    opacity: 0.6;
    cursor: default;
    pointer-events: none;
    background: repeating-linear-gradient(
        135deg,
        #f9f9f9 0px, #f9f9f9 10px,
        #f4f4f4 10px, #f4f4f4 20px
    );
}
.placeholder-card:hover { transform: none; box-shadow: var(--shadow); }
.placeholder-title { color: var(--text-muted) !important; }
.coming-soon-tag { color: var(--text-muted) !important; font-style: italic; }
.disabled-btn { opacity: 0.4 !important; cursor: not-allowed !important; }

/* Completed indicator */
.card-top-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}
.done-badge {
    font-size: 0.72rem;
    font-weight: 700;
    color: #00875a;
    background: #e3fcef;
    border: 1px solid #abf5d1;
    padding: 2px 10px;
    border-radius: 20px;
    white-space: nowrap;
}
.completed-card { --card-accent: #00b894 !important; }
.completed-card .start-btn { background: #00b894; }

.card-badge {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: 0.75rem; font-weight: 700;
    padding: 3px 10px; border-radius: 20px;
    background: color-mix(in srgb, var(--card-accent, var(--purple)) 12%, transparent);
    color: var(--card-accent, var(--purple));
    width: fit-content;
}
.card-title { font-size: 1.08rem; font-weight: 700; color: var(--text); }
.card-subtitle { font-size: 0.85rem; color: var(--text-muted); }
.card-meta { display: flex; gap: 10px; flex-wrap: wrap; }
.meta-item { display: flex; align-items: center; gap: 4px; font-size: 0.82rem; color: var(--text-muted); }

/* Exam structure summary */
.exam-structure {
    background: #f8f7ff;
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.struct-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.83rem;
    gap: 8px;
}
.struct-label {
    color: var(--text);
    font-weight: 500;
}
.struct-pts {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--card-accent, var(--purple));
    background: color-mix(in srgb, var(--card-accent, var(--purple)) 12%, transparent);
    padding: 2px 8px;
    border-radius: 10px;
    white-space: nowrap;
}
.card-footer {
    margin-top: auto; padding-top: 12px;
    border-top: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center;
}
.start-btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 18px;
    background: var(--card-accent, var(--purple));
    color: #fff; border-radius: 20px;
    font-size: 0.88rem; font-weight: 700;
    border: none; cursor: pointer; transition: opacity 0.18s;
}
.start-btn:hover { opacity: 0.88; }

/* ─── Loading & Error ─── */
.loading-state { text-align: center; padding: 60px 20px; color: var(--text-muted); }
.spinner {
    width: 36px; height: 36px;
    border: 3px solid #e0d8ff; border-top-color: var(--purple);
    border-radius: 50%; animation: spin 0.7s linear infinite;
    margin: 0 auto 14px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.error-state { text-align: center; padding: 60px 20px; color: #e17055; }
.error-state p { margin-top: 8px; font-size: 0.9rem; color: var(--text-muted); }

/* ─── Responsive ─── */
@media (max-width: 640px) {
    .hamburger { display: flex; }
    .header-buttons { display: none; }
    .subject-cards-grid { grid-template-columns: 1fr; }
    .exam-cards { grid-template-columns: 1fr; }
    .page-hero { padding: 20px 16px 18px; }
    .main-container { padding: 20px 12px 40px; }
    .subject-hero-strip {
        flex-direction: column;
        text-align: right;
        align-items: stretch;
        padding: 16px 14px;
    }
    .subject-hero-strip > div { min-width: 0; }
    .subject-hero-icon { margin: 0 auto; }
    .subject-hero-strip h2 { text-align: center; }
    #subjectHeroDesc { gap: 6px; }
    .hero-struct-row {
        display: flex;
        flex-wrap: wrap;
        gap: 3px 6px;
        padding-bottom: 6px;
        margin-bottom: 0;
    }
    /* subject cards: tighten up struct rows */
    .sc-struct-row { font-size: 0.75rem; }
    .sc-struct { gap: 5px; }
    .subject-card { padding: 20px 16px; }
    /* exam structure table */
    .struct-row { flex-wrap: wrap; gap: 4px; }
    .struct-label { flex: 1; min-width: 0; word-break: break-word; }
    .breadcrumb-bar { flex-wrap: wrap; gap: 6px; }
    .breadcrumb-current { font-size: 0.82rem; }
}