/* ===================================================
   YENİ MEDYA DERSİ WEB ŞABLONU - STİL DOSYASI
   Öğrenci: Melisa Özübek
   Ana Renk Paleti: Lacivert & Bordo
   =================================================== */

:root {
    /* Renk Paleti (Lacivert & Bordo Ağırlıklı) */
    --color-navy-dark: #0a1128;      /* Derin Gece Laciverti */
    --color-navy-primary: #12234e;   /* Ana Lacivert */
    --color-navy-light: #1c3575;     /* Vurgulu Açık Lacivert */
    --color-bordo-primary: #7b1129;  /* Ana Bordo */
    --color-bordo-hover: #9c1534;    /* Canlı Bordo (Hover durumları) */
    --color-bordo-soft: #fcf1f3;     /* Bordo açık zemin tonu */

    /* Nötr & Arka Plan Renkleri */
    --color-bg-light: #f8fafc;
    --color-bg-card: #ffffff;
    --color-text-main: #1e293b;
    --color-text-muted: #64748b;
    --color-border: #e2e8f0;

    /* Tasarım Standartları */
    --font-main: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    --border-radius-sm: 8px;
    --border-radius-md: 14px;
    --border-radius-lg: 20px;
    --shadow-soft: 0 4px 20px rgba(10, 17, 40, 0.06);
    --shadow-hover: 0 10px 25px rgba(123, 17, 41, 0.12);
    --transition: all 0.3s ease;
}

/* Temel Sıfırlamalar */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-bg-light);
    color: var(--color-text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1140px;
    margin: 0 auto;
}

/* ===================================================
   ÜST MENÜ (NAVBAR)
   =================================================== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.9rem 0;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    text-decoration: none;
}

.logo-badge {
    background: linear-gradient(135deg, var(--color-navy-primary), var(--color-bordo-primary));
    color: #ffffff;
    font-weight: 800;
    font-size: 1.05rem;
    padding: 0.45rem 0.75rem;
    border-radius: var(--border-radius-sm);
    box-shadow: 0 3px 10px rgba(18, 35, 78, 0.25);
    letter-spacing: 0.5px;
}

.brand-text-group {
    display: flex;
    flex-direction: column;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-navy-primary);
    letter-spacing: -0.3px;
    line-height: 1.15;
}

.logo-subtext {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-bordo-primary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.logo-text.light {
    color: #ffffff;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--color-text-main);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.25rem 0;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-bordo-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--color-bordo-primary);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link.game-highlight {
    color: var(--color-bordo-primary);
    font-weight: 700;
}

.nav-link.game-highlight:hover {
    color: var(--color-bordo-hover);
}

.nav-btn {
    text-decoration: none;
    background-color: var(--color-navy-primary);
    color: #ffffff;
    padding: 0.55rem 1.25rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition);
}

.nav-btn:hover {
    background-color: var(--color-bordo-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(123, 17, 41, 0.25);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-navy-primary);
    border-radius: 3px;
    transition: var(--transition);
}

/* ===================================================
   HERO (KARŞILAMA ALANI)
   =================================================== */
.hero-section {
    position: relative;
    padding: 5.5rem 0 4.5rem;
    background: linear-gradient(145deg, #0a1128 0%, #15254f 60%, #4a0d1e 100%);
    color: #ffffff;
    text-align: center;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -15%;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(123, 17, 41, 0.35) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(6px);
    color: #fce7eb;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-title {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 1.25rem;
    letter-spacing: -0.5px;
}

.gradient-text {
    background: linear-gradient(90deg, #ffffff, #ffccd5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.15rem;
    color: #cbd5e1;
    margin-bottom: 2.2rem;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--color-bordo-primary);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(123, 17, 41, 0.4);
}

.btn-primary:hover {
    background-color: var(--color-bordo-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(123, 17, 41, 0.5);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.12);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.22);
    transform: translateY(-2px);
}

/* ===================================================
   BÖLÜM BAŞLIKLARI
   =================================================== */
section {
    padding: 4.5rem 0;
}

.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 3rem;
}

.section-tag {
    display: inline-block;
    color: var(--color-bordo-primary);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: 2rem;
    color: var(--color-navy-primary);
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.title-underline {
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-navy-primary), var(--color-bordo-primary));
    border-radius: 2px;
    margin: 0.5rem auto 1rem;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--color-text-muted);
}

/* ===================================================
   BÖLÜM 1: KARTLAR (ŞABLON)
   =================================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--color-bg-card);
    padding: 2.25rem 1.75rem;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    border-top: 4px solid var(--color-navy-primary);
}

.feature-card.highlighted {
    border-top-color: var(--color-bordo-primary);
    background: linear-gradient(180deg, var(--color-bordo-soft) 0%, #ffffff 40%);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.icon-circle {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background-color: var(--color-navy-light);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 1.25rem;
}

.feature-card.highlighted .icon-circle {
    background-color: var(--color-bordo-primary);
}

.feature-card h3 {
    font-size: 1.25rem;
    color: var(--color-navy-primary);
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* ===================================================
   BÖLÜM 2: YAZI VE GÖRSEL ALANI
   =================================================== */
.topics-section {
    background-color: #f1f5f9;
}

.content-split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    align-items: center;
}

.placeholder-media-box {
    background: #e2e8f0;
    border: 2px dashed #94a3b8;
    border-radius: var(--border-radius-md);
    padding: 4rem 2rem;
    text-align: center;
    color: var(--color-text-muted);
    transition: var(--transition);
}

.placeholder-media-box:hover {
    border-color: var(--color-bordo-primary);
    background: #f8fafc;
}

.media-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.placeholder-media-box h4 {
    color: var(--color-navy-primary);
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.split-text-box h3 {
    font-size: 1.6rem;
    color: var(--color-navy-primary);
    margin-bottom: 1rem;
}

.split-text-box p {
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.bullet-list-example {
    margin-top: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.bullet-item {
    font-weight: 600;
    color: var(--color-navy-primary);
    background: #ffffff;
    padding: 0.6rem 1rem;
    border-radius: var(--border-radius-sm);
    border-left: 4px solid var(--color-bordo-primary);
}

/* ===================================================
   BÖLÜM 3: GALERİ (GÖRSEL ŞABLONLARI)
   =================================================== */
.gallery-section {
    background-color: #ffffff;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.gallery-placeholder {
    background-color: #f8fafc;
    border: 2px dashed #cbd5e1;
    border-radius: var(--border-radius-md);
    padding: 3rem 1.5rem;
    text-align: center;
    transition: var(--transition);
}

.gallery-placeholder:hover {
    border-color: var(--color-bordo-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-soft);
}

.photo-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 0.5rem;
}

.gallery-placeholder p {
    font-weight: 700;
    color: var(--color-navy-primary);
    margin-bottom: 0.25rem;
}

.gallery-placeholder small {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* ===================================================
   MELİSA'NIN GÜNLÜĞÜ BÖLÜMÜ
   =================================================== */
.diary-section {
    background-color: #f8fafc;
}

.diary-container {
    max-width: 840px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.diary-form-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-soft);
    border-top: 4px solid var(--color-bordo-primary);
}

.diary-form-card h3 {
    color: var(--color-navy-primary);
    font-size: 1.3rem;
    margin-bottom: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.diary-input,
.diary-select,
.diary-textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-main);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition);
    background-color: #fdfdfd;
}

.diary-input:focus,
.diary-select:focus,
.diary-textarea:focus {
    border-color: var(--color-bordo-primary);
    box-shadow: 0 0 0 3px rgba(123, 17, 41, 0.1);
    background-color: #ffffff;
}

.diary-textarea {
    resize: vertical;
    min-height: 100px;
    margin-bottom: 1.25rem;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
}

.diary-entries-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.diary-entry-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: 1.75rem 2rem;
    box-shadow: var(--shadow-soft);
    border-left: 5px solid var(--color-navy-primary);
    transition: var(--transition);
}

.diary-entry-card:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-hover);
    border-left-color: var(--color-bordo-primary);
}

.entry-header {
    margin-bottom: 0.75rem;
}

.entry-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.4rem;
    font-size: 0.85rem;
    font-weight: 600;
}

.entry-date {
    color: var(--color-text-muted);
}

.entry-mood {
    background-color: var(--color-bordo-soft);
    color: var(--color-bordo-primary);
    padding: 0.2rem 0.6rem;
    border-radius: 50px;
}

.entry-title {
    font-size: 1.25rem;
    color: var(--color-navy-primary);
    font-weight: 700;
}

.entry-body p {
    color: #334155;
    font-size: 0.98rem;
    line-height: 1.65;
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ===================================================
   BÖLÜM 4: ZAHİDEBIRD OYUN ALANI
   =================================================== */
.game-section {
    background: linear-gradient(180deg, #f8fafc 0%, #eef2f6 100%);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.game-wrapper {
    max-width: 620px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: #ffffff;
    padding: 1.75rem;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 30px rgba(10, 17, 40, 0.1);
    border: 2px solid rgba(123, 17, 41, 0.15);
}

.custom-bird-controls {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    justify-content: center;
    width: 100%;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
}

.custom-upload-btn {
    background-color: var(--color-bordo-soft);
    color: var(--color-bordo-primary);
    border: 1.5px dashed var(--color-bordo-primary);
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    font-size: 0.88rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.custom-upload-btn:hover {
    background-color: var(--color-bordo-primary);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(123, 17, 41, 0.2);
}

.btn-subtle {
    background: none;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    padding: 0.55rem 1rem;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-subtle:hover {
    background-color: #f1f5f9;
    color: var(--color-text-main);
}

.game-scoreboard {
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin-bottom: 1rem;
    gap: 1rem;
}

.score-box {
    flex: 1;
    background-color: var(--color-navy-primary);
    color: #ffffff;
    font-weight: 700;
    font-size: 1.1rem;
    text-align: center;
    padding: 0.6rem 1rem;
    border-radius: var(--border-radius-sm);
    box-shadow: 0 2px 8px rgba(18, 35, 78, 0.15);
}

.score-box.high-score {
    background-color: var(--color-bordo-primary);
}

.score-box span {
    font-weight: 800;
    color: #ffd166;
}

.canvas-container {
    position: relative;
    width: 560px;
    max-width: 100%;
    height: 650px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
    background-color: #70c5ce;
}

#birdCanvas {
    display: block;
    width: 100%;
    height: 100%;
    background-color: #70c5ce;
    cursor: pointer;
}

.game-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 17, 40, 0.82);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: opacity 0.3s ease;
}

.game-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.overlay-content {
    text-align: center;
    color: #ffffff;
    padding: 1.5rem;
}

.overlay-content h3 {
    font-size: 1.8rem;
    color: #ffd166;
    margin-bottom: 0.5rem;
}

.overlay-content p {
    font-size: 0.95rem;
    color: #e2e8f0;
    margin-bottom: 1.5rem;
}

.game-controls-hint {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-align: center;
}

/* ===================================================
   ÖĞRENCİ KÜNYESİ
   =================================================== */
.profile-section {
    background-color: #f1f5f9;
}

.profile-card {
    background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy-primary) 100%);
    color: #ffffff;
    border-radius: var(--border-radius-lg);
    padding: 3rem 2.5rem;
    box-shadow: 0 10px 30px rgba(10, 17, 40, 0.15);
    border-left: 6px solid var(--color-bordo-primary);
}

.profile-header {
    margin-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    padding-bottom: 1.25rem;
}

.profile-header h2 {
    font-size: 1.8rem;
    margin-bottom: 0.35rem;
}

.profile-header p {
    color: #cbd5e1;
    font-size: 0.95rem;
}

.profile-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.detail-item {
    background: rgba(255, 255, 255, 0.07);
    padding: 1.25rem;
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.detail-label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    color: #ffccd5;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.detail-value {
    display: block;
    font-size: 1.05rem;
    font-weight: 700;
    color: #ffffff;
}

/* ===================================================
   FOOTER (ALT BİLGİ)
   =================================================== */
.footer {
    background-color: var(--color-navy-dark);
    color: #cbd5e1;
    padding: 3.5rem 0 0;
    border-top: 3px solid var(--color-bordo-primary);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
    padding-bottom: 2.5rem;
}

.footer-brand {
    max-width: 350px;
}

.footer-brand .logo-box {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.6;
}

.footer-links h4 {
    color: #ffffff;
    font-size: 1.05rem;
    margin-bottom: 1rem;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    text-decoration: none;
    color: #94a3b8;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: #ffffff;
    padding-left: 4px;
}

.footer-bottom {
    background-color: rgba(0, 0, 0, 0.25);
    padding: 1.25rem 0;
    text-align: center;
    font-size: 0.85rem;
    color: #94a3b8;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* ===================================================
   RESPONSIVE (MOBİL VE TABLET)
   =================================================== */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: #ffffff;
        flex-direction: column;
        padding: 1.5rem;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        display: none;
        gap: 1rem;
    }

    .nav-menu.active {
        display: flex;
    }

    .content-split-layout {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .profile-card {
        padding: 2rem 1.5rem;
    }

    .footer-content {
        flex-direction: column;
    }
}