/* ============================================
   PASTEL THEME - Programmation Fiches
   ============================================ */

* { font-family: 'Nunito', sans-serif; }
.mono { font-family: 'Fira Code', monospace; }

body {
    background: linear-gradient(135deg, #fef7f0 0%, #fdf2f8 50%, #f0f9ff 100%);
    min-height: 100vh;
    color: #475569;
}

/* ============ CARDS ============ */
.pastel-card {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.9);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
    border-radius: 24px;
}

.glass-header {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(236, 72, 153, 0.1);
}

/* ============ SECTION TAGS ============ */
.section-tag {
    background: linear-gradient(135deg, #fce7f3, #fbcfe8);
    color: #be185d;
    font-weight: 700;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    display: inline-block;
}

.section-tag.green { background: linear-gradient(135deg, #dcfce7, #bbf7d0); color: #166534; }
.section-tag.blue { background: linear-gradient(135deg, #dbeafe, #bfdbfe); color: #1d4ed8; }
.section-tag.purple { background: linear-gradient(135deg, #f3e8ff, #e9d5ff); color: #7c3aed; }
.section-tag.yellow { background: linear-gradient(135deg, #fef9c3, #fef08a); color: #a16207; }
.section-tag.cyan { background: linear-gradient(135deg, #cffafe, #a5f3fc); color: #0891b2; }
.section-tag.orange { background: linear-gradient(135deg, #ffedd5, #fed7aa); color: #c2410c; }

/* ============ GRADIENT TEXT ============ */
.gradient-text {
    background: linear-gradient(135deg, #f472b6, #c084fc, #60a5fa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-text-cyan {
    background: linear-gradient(135deg, #22d3ee, #06b6d4, #0891b2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============ INFO BOXES ============ */
.info-box {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border-left: 4px solid #f59e0b;
    border-radius: 0 16px 16px 0;
    padding: 16px;
}

.tip-box {
    background: linear-gradient(135deg, #dbeafe, #bfdbfe);
    border-left: 4px solid #3b82f6;
    border-radius: 0 16px 16px 0;
    padding: 16px;
}

.success-box {
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
    border-left: 4px solid #22c55e;
    border-radius: 0 16px 16px 0;
    padding: 16px;
}

.warning-box {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    border-left: 4px solid #ef4444;
    border-radius: 0 16px 16px 0;
    padding: 16px;
}

/* ============ CODE BLOCKS ============ */
.code-block {
    background: linear-gradient(135deg, #1e1b4b, #312e81);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(30, 27, 75, 0.2);
}

.lang-tabs {
    display: flex;
    gap: 4px;
    padding: 10px;
    background: rgba(0, 0, 0, 0.2);
    overflow-x: auto;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.lang-tab {
    padding: 8px 16px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    border: none;
    background: transparent;
    color: rgba(255, 255, 255, 0.5);
}

.lang-tab:hover {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
}
.lang-tab.active {
    background: linear-gradient(135deg, #ec4899, #a855f7);
    color: white;
    box-shadow: 0 4px 12px rgba(236, 72, 153, 0.3);
}

.lang-tab.python.active { background: linear-gradient(135deg, #3b82f6, #2563eb); }
.lang-tab.javascript.active { background: linear-gradient(135deg, #fbbf24, #f59e0b); color: #000; }
.lang-tab.java.active { background: linear-gradient(135deg, #f97316, #ea580c); }
.lang-tab.csharp.active { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.lang-tab.cpp.active { background: linear-gradient(135deg, #06b6d4, #0891b2); }

.code-content {
    display: none;
    padding: 20px;
    font-size: 13px;
    line-height: 1.6;
    color: #e2e8f0;
}
.code-content.active { display: block; }

/* Syntax Highlighting */
.keyword { color: #f472b6; }
.string { color: #86efac; }
.number { color: #fdba74; }
.comment { color: #64748b; font-style: italic; }
.function { color: #93c5fd; }
.type { color: #fde047; }
.operator { color: #7dd3fc; }
.bool { color: #fca5a5; }
.class { color: #fde047; font-weight: bold; }
.param { color: #fdba74; }

/* Syntax Highlighting - Alternative prefix (code-*) */
.code-keyword { color: #f472b6; }
.code-string { color: #86efac; }
.code-number { color: #fdba74; }
.code-comment { color: #64748b; font-style: italic; }
.code-function { color: #93c5fd; }
.code-type { color: #fde047; }
.code-operator { color: #7dd3fc; }
.code-bool { color: #fca5a5; }
.code-class { color: #fde047; font-weight: bold; }
.code-param { color: #fdba74; }
.code-builtin { color: #c4b5fd; }

/* ============ INTERACTIVE ELEMENTS ============ */
.interactive-card {
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border: 2px solid #bbf7d0;
    border-radius: 20px;
    transition: all 0.3s;
}

.interactive-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 36px rgba(34, 197, 94, 0.15);
}

/* ============ QUIZ ============ */
.quiz-option {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    padding: 16px;
    transition: all 0.25s;
    cursor: pointer;
    font-weight: 500;
}

.quiz-option:hover:not(:disabled) {
    border-color: #c4b5fd;
    background: linear-gradient(135deg, #faf5ff, #f3e8ff);
    transform: translateX(6px);
}

.quiz-option.correct {
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
    border-color: #22c55e;
}

.quiz-option.wrong {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    border-color: #ef4444;
}

/* ============ RECAP CARD ============ */
.recap-card {
    background: linear-gradient(135deg, #fdf4ff, #fae8ff);
    border: 2px solid #e9d5ff;
    border-radius: 24px;
}

/* ============ BUTTONS ============ */
.btn-primary {
    background: linear-gradient(135deg, #ec4899, #a855f7);
    color: white;
    font-weight: 700;
    padding: 14px 28px;
    border-radius: 16px;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 16px rgba(236, 72, 153, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(236, 72, 153, 0.4);
}

.btn-secondary {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: white;
    font-weight: 700;
    padding: 14px 28px;
    border-radius: 16px;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 16px rgba(6, 182, 212, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(6, 182, 212, 0.4);
}

/* ============ ANIMATIONS ============ */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes pulse-soft {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes slide-up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.float { animation: float 3s ease-in-out infinite; }
.pulse-soft { animation: pulse-soft 2s ease-in-out infinite; }
.slide-up { animation: slide-up 0.5s ease-out; }

/* ============ FEATURE CARDS ============ */
.feature-card {
    background: white;
    border-radius: 20px;
    padding: 20px;
    border: 1px solid #f1f5f9;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}

.feature-card.pink { border-left: 4px solid #ec4899; }
.feature-card.blue { border-left: 4px solid #3b82f6; }
.feature-card.green { border-left: 4px solid #22c55e; }
.feature-card.purple { border-left: 4px solid #a855f7; }
.feature-card.cyan { border-left: 4px solid #06b6d4; }
.feature-card.orange { border-left: 4px solid #f97316; }

/* ============ MOBILE RESPONSIVE ============ */
@media (max-width: 640px) {
    .pastel-card {
        border-radius: 20px;
        padding: 20px;
    }

    .code-content {
        font-size: 11px;
        padding: 14px;
    }

    .lang-tabs {
        padding: 8px;
    }

    .lang-tab {
        padding: 6px 12px;
        font-size: 11px;
    }
}

/* ============ SCROLLBAR STYLING ============ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #ec4899, #a855f7);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #db2777, #9333ea);
}

/* ============ SELECTION ============ */
::selection {
    background: rgba(236, 72, 153, 0.2);
    color: #be185d;
}