@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=Poppins:wght@700;800&display=swap');
:root {
    --bg-midnight: #0B0F19;
    --vivid-blue: #4F46E5;
    --cyan-accent: #06B6D4;
    --text-plat: #E2E8F0;
    --text-grey: #94A3B8;
    --glass-bg: rgba(21, 27, 43, 0.5);
    --glass-border: rgba(255, 255, 255, 0.08);
    --status-green: #10B981;
}
* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', sans-serif; }
html {
    scroll-snap-type: y mandatory; 
    scroll-behavior: smooth; 
}
body { 
    background-color: var(--bg-midnight); 
    color: var(--text-plat); 
    overflow-x: hidden; 
    position: relative;
}
.bg-grid {
    position: fixed; inset: 0; z-index: -2;
    background-size: 50px 50px;
    background-image: 
        linear-gradient(to right, rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,0.02) 1px, transparent 1px);
    mask-image: radial-gradient(circle at center, black 40%, transparent 100%);
    -webkit-mask-image: radial-gradient(circle at center, black 40%, transparent 100%);
}
.glow-blue {
    position: fixed; top: -10%; left: 15%; width: 50vw; height: 50vw;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.12) 0%, transparent 60%);
    border-radius: 50%; z-index: -1; pointer-events: none;
    animation: pulse-slow 8s infinite alternate;
}
.glow-cyan {
    position: fixed; bottom: -20%; right: 10%; width: 40vw; height: 40vw;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.08) 0%, transparent 60%);
    border-radius: 50%; z-index: -1; pointer-events: none;
    animation: pulse-slow 6s infinite alternate-reverse;
}
@keyframes pulse-slow {
    0% { transform: scale(0.8) translate(0, 0); opacity: 0.7; }
    100% { transform: scale(1.1) translate(5%, 5%); opacity: 1; }
}
nav {
    position: fixed; top: 0; left: 0; width: 100%; height: 80px;
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 5%; z-index: 100;
    background: transparent; transition: all 0.4s ease;
}
nav.scrolled {
    background: rgba(11, 15, 25, 0.8); 
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}
.logo, .hero-brand {
    color: #ffffff; -webkit-text-stroke: 0; 
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.4), 0 0 30px rgba(79, 70, 229, 0.6);
    font-family: 'Poppins', sans-serif; font-weight: 800;
}
.logo { font-size: 26px; letter-spacing: -0.5px; z-index: 2; }
.logo .dot { color: var(--vivid-blue); text-shadow: none; }
.nav-center {
    position: absolute; left: 50%; transform: translateX(-50%);
    display: flex; align-items: center; gap: 40px;
}
.nav-link {
    color: #94A3B8; text-decoration: none; font-size: 14px;
    font-weight: 600; letter-spacing: 0.3px; transition: all 0.2s ease;
}
.nav-link:hover { color: #ffffff; text-shadow: 0 0 10px rgba(255, 255, 255, 0.4); }
.nav-right { z-index: 2; }
.login-btn { 
    padding: 10px 24px; border: 1px solid var(--glass-border); border-radius: 12px; 
    color: var(--text-plat); text-decoration: none; font-size: 14px; font-weight: 600; 
    background: rgba(255,255,255,0.02); backdrop-filter: blur(10px); transition: 0.2s ease; 
}
.login-btn:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.2); }
.hero {
    height: 100vh; display: flex; flex-direction: column; justify-content: center; 
    align-items: center; padding: 0 20px; z-index: 10; position: relative;
    scroll-snap-align: start; scroll-snap-stop: always;
}
.hero-content { 
    text-align: center; width: 100%; max-width: 1200px; 
    z-index: 2; margin-top: 8vh; 
}
.hero h1 { 
    font-family: 'Poppins', sans-serif; font-size: clamp(48px, 6.5vw, 90px);
    font-weight: 800; line-height: 1.1; letter-spacing: -2px; margin-bottom: 24px; 
}
.brand-gradient { 
    background: linear-gradient(135deg, #fff 0%, #cbd5e1 100%); 
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; 
}
.brand-suffix {
    color: #ffffff; font-family: 'Poppins', sans-serif; font-weight: 700;
    margin-left: 8px; text-shadow: 0 0 15px rgba(255, 255, 255, 0.2);
}
.hero p { 
    font-size: 18px; color: var(--text-grey); max-width: 580px; 
    margin: 0 auto 40px auto; line-height: 1.6; 
}
.cta-container { display: flex; flex-direction: column; align-items: center; gap: 24px; }
.btn-primary { 
    background: rgba(255, 255, 255, 0.04); color: #ffffff; 
    border: 1px solid rgba(255, 255, 255, 0.2); 
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    padding: 14px 42px; border-radius: 12px; font-size: 16px; font-weight: 600; 
    cursor: pointer; transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1); 
    display: inline-flex; align-items: center; justify-content: center;
    letter-spacing: 0.5px; box-shadow: none;
}

.btn-primary:hover { 
    background: rgba(226, 232, 240, 0.85); color: #0B0F19; 
    border-color: var(--vivid-blue); 
    box-shadow: 0 10px 25px rgba(79, 70, 229, 0.25), 0 0 15px rgba(79, 70, 229, 0.4);
    transform: translateY(-2px); 
}

.btn-primary:active { transform: translateY(0); box-shadow: 0 0 8px rgba(79, 70, 229, 0.3); }

.live-status { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 500; color: var(--text-grey); }
.status-dot { width: 8px; height: 8px; background-color: var(--status-green); border-radius: 50%; box-shadow: 0 0 10px var(--status-green); animation: blink 2s infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

/* Widgetlar */
.widget { position: absolute; background: var(--glass-bg); backdrop-filter: blur(16px); border: 1px solid var(--glass-border); border-radius: 16px; padding: 16px 20px; box-shadow: 0 20px 40px rgba(0,0,0,0.4); z-index: 1; }
.w-title { font-size: 11px; color: var(--text-grey); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; font-weight: 600; }
.w-time { font-family: 'Poppins', sans-serif; font-size: 28px; font-weight: 800; color: var(--text-plat); letter-spacing: -1px; line-height: 1; }
.w-task-row { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 500; color: var(--text-plat); }
.w-check { width: 16px; height: 16px; background: rgba(6, 182, 212, 0.2); border: 1px solid var(--cyan-accent); border-radius: 4px; display: flex; align-items: center; justify-content: center; color: var(--cyan-accent); font-size: 10px; }
.w-bars { display: flex; align-items: flex-end; gap: 6px; height: 30px; }
.w-bar { width: 8px; background: rgba(255,255,255,0.1); border-radius: 2px 2px 0 0; }
.w-bar.active { background: var(--vivid-blue); box-shadow: 0 0 8px var(--vivid-blue); }
.w-streak-row { display: flex; gap: 4px; }
.w-day { width: 20px; height: 20px; background: rgba(255,255,255,0.05); border-radius: 4px; display: flex; align-items: center; justify-content: center; font-size: 10px; color: var(--text-grey); }
.w-day.done { background: rgba(16, 185, 129, 0.2); color: var(--status-green); border: 1px solid rgba(16, 185, 129, 0.3); }

.widget-timer { top: 15%; left: 8%; animation: float 7s ease-in-out infinite; transform: rotate(-4deg); }
.widget-chart { top: 20%; right: 8%; animation: float 8s ease-in-out infinite; transform: rotate(3deg); }
.widget-streak { bottom: 12%; left: 10%; animation: float 7.5s ease-in-out infinite; transform: rotate(-3deg); }
.widget-task { bottom: 12%; right: 10%; animation: float 6s ease-in-out infinite; transform: rotate(4deg); }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-15px); } }

/* Planner */
.feature-section {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    padding: 120px 5%; position: relative; z-index: 10;
    scroll-snap-align: start; scroll-snap-stop: always;
}

.feature-container {
    max-width: 1200px; width: 100%; display: grid; grid-template-columns: 1fr 1.1fr; gap: 80px; align-items: center;
}

.feature-content h2 { 
    font-family: 'Poppins', sans-serif; font-size: 46px; font-weight: 800; 
    line-height: 1.15; letter-spacing: -1.5px; margin-bottom: 24px; color: #ffffff;
}
.feature-content h2 .highlight { color: #818cf8; text-shadow: 0 0 20px rgba(129, 140, 248, 0.4); } 
.feature-content p { color: #94A3B8; font-size: 17px; line-height: 1.7; margin-bottom: 40px; }

.features-list { list-style: none; margin-bottom: 40px; display: flex; flex-direction: column; gap: 16px; }
.features-list li { display: flex; align-items: center; gap: 14px; font-size: 16px; font-weight: 500; color: #E2E8F0; }
.icon-box { 
    display: flex; justify-content: center; align-items: center; width: 24px; height: 24px; 
    background: rgba(79, 70, 229, 0.15); border: 1px solid rgba(79, 70, 229, 0.4); 
    border-radius: 6px; color: #818cf8; font-size: 12px; font-weight: bold;
}

.btn-outline { 
    background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.15); 
    color: #fff; padding: 14px 32px; border-radius: 12px; font-size: 15px; font-weight: 600; 
    cursor: pointer; transition: all 0.3s ease; backdrop-filter: blur(10px);
}
.btn-outline:hover { background: rgba(79, 70, 229, 0.1); border-color: rgba(79, 70, 229, 0.5); box-shadow: 0 0 20px rgba(79, 70, 229, 0.2); transform: translateY(-2px); }

.glass-mockup {
    background: rgba(15, 20, 35, 0.6); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.08); border-top: 1px solid rgba(255, 255, 255, 0.15); 
    border-radius: 20px; overflow: hidden; box-shadow: 0 40px 80px rgba(0,0,0,0.6), 0 0 40px rgba(79, 70, 229, 0.1); 
    transform: perspective(1200px) rotateY(-8deg) rotateX(4deg); transition: transform 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
}
.glass-mockup:hover { transform: perspective(1200px) rotateY(-2deg) rotateX(2deg) translateY(-5px); } 

.mockup-header { background: rgba(10, 14, 25, 0.8); padding: 16px 24px; display: flex; align-items: center; border-bottom: 1px solid rgba(255, 255, 255, 0.05); }
.mockup-header .dots { display: flex; gap: 8px; }
.mockup-header .dots span { width: 12px; height: 12px; border-radius: 50%; }
.mockup-header .red { background: #FF5F56; box-shadow: 0 0 10px rgba(255,95,86,0.4); } 
.mockup-header .yellow { background: #FFBD2E; box-shadow: 0 0 10px rgba(255,189,46,0.4); } 
.mockup-header .green { background: #27C93F; box-shadow: 0 0 10px rgba(39,201,63,0.4); }
.mockup-header .title { flex: 1; text-align: center; font-size: 13px; color: #94A3B8; font-weight: 600; margin-right: 36px; }

.mockup-body { padding: 32px; display: flex; flex-direction: column; gap: 16px; }
.todo-item { display: flex; align-items: center; gap: 16px; padding: 18px 24px; background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.04); border-radius: 14px; font-size: 15px; font-weight: 500; color: #94A3B8; transition: all 0.2s ease; cursor: default; }
.todo-item:hover { background: rgba(255,255,255,0.04); transform: translateX(4px); } 
.todo-item.active { background: rgba(79, 70, 229, 0.08); border: 1px solid rgba(79, 70, 229, 0.4); color: #ffffff; box-shadow: inset 0 0 20px rgba(79, 70, 229, 0.1); }
.todo-item.done { opacity: 0.4; text-decoration: line-through; }
.todo-item .check { width: 22px; height: 22px; border: 2px solid #64748B; border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 13px; transition: all 0.2s ease; }
.todo-item.active .check { border-color: #818cf8; box-shadow: 0 0 10px rgba(129,140,248,0.3); }
.todo-item.done .check { background: #10B981; border-color: #10B981; color: #fff; }


/* Blog Kartları*/
.blog-section {
    min-height: 100vh; display: flex; flex-direction: column; justify-content: center; align-items: center;
    padding: 100px 5%; position: relative; z-index: 10;
    scroll-snap-align: start; scroll-snap-stop: always;
}

.blog-container { max-width: 1200px; width: 100%; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { font-family: 'Poppins', sans-serif; font-size: 42px; font-weight: 800; color: #fff; margin-bottom: 16px; letter-spacing: -1px; }
.section-header h2 .highlight { color: #818cf8; text-shadow: 0 0 20px rgba(129, 140, 248, 0.4); }
.section-header p { color: #94A3B8; font-size: 18px; max-width: 600px; margin: 0 auto; line-height: 1.6; }

.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }

.blog-card {
    background: rgba(255, 255, 255, 0.02); border: 1px solid rgba(255, 255, 255, 0.06); border-radius: 16px; 
    overflow: hidden; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1); display: flex; flex-direction: column;
}
.blog-card:hover { transform: translateY(-10px); border-color: rgba(79, 70, 229, 0.4); box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 0 25px rgba(79, 70, 229, 0.15); }

.blog-img { height: 200px; width: 100%; position: relative; }
.blog-img::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(11,15,25,1) 0%, transparent 100%); }

.blog-info { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.blog-tag { display: inline-block; padding: 6px 12px; background: rgba(6, 182, 212, 0.1); border: 1px solid rgba(6, 182, 212, 0.3); color: #06B6D4; font-size: 12px; font-weight: 600; border-radius: 8px; align-self: flex-start; margin-bottom: 16px; }
.blog-card h3 { font-size: 20px; font-weight: 700; color: #F8FAFC; margin-bottom: 12px; line-height: 1.3; }
.blog-card p { color: #94A3B8; font-size: 15px; line-height: 1.6; margin-bottom: 24px; flex: 1; }

.read-more { color: #818cf8; text-decoration: none; font-size: 14px; font-weight: 600; transition: 0.2s; display: inline-flex; align-items: center; }
.read-more:hover { color: #fff; text-shadow: 0 0 10px rgba(255,255,255,0.4); }

@media (max-width: 900px) { 
    .widget { display: none; }
    .hero h1 { font-size: 42px; }
    .feature-container { grid-template-columns: 1fr; }
    .blog-grid { grid-template-columns: 1fr; } 
    .section-header h2 { font-size: 32px; }
    .nav-center { display: none; }
}

/* Koçlar ve Öğretmenler */
.teacher-section {
    min-height: 100vh; display: flex; flex-direction: column; justify-content: center; align-items: center;
    padding: 100px 5%; position: relative; z-index: 10;
    scroll-snap-align: start; scroll-snap-stop: always;
}

.teacher-container { max-width: 1200px; width: 100%; }

.cyan-badge { 
    background: rgba(6, 182, 212, 0.1); border: 1px solid rgba(6, 182, 212, 0.3); 
    color: var(--cyan-accent); margin-bottom: 24px; box-shadow: 0 0 20px rgba(6, 182, 212, 0.15);
}
.highlight-cyan { color: var(--cyan-accent); text-shadow: 0 0 20px rgba(6, 182, 212, 0.4); }

.teacher-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-bottom: 50px; }

.teacher-card {
    background: rgba(255, 255, 255, 0.02); border: 1px solid rgba(255, 255, 255, 0.06); 
    border-radius: 16px; padding: 32px;
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    position: relative; overflow: hidden;
}

.teacher-card:hover { 
    transform: translateY(-8px); 
    border-color: rgba(6, 182, 212, 0.4); 
    box-shadow: 0 20px 40px rgba(0,0,0,0.4), inset 0 0 30px rgba(6, 182, 212, 0.05); 
}

.t-icon { 
    font-size: 32px; margin-bottom: 20px; display: inline-flex; justify-content: center; align-items: center;
    width: 60px; height: 60px; background: rgba(6, 182, 212, 0.1); 
    border: 1px solid rgba(6, 182, 212, 0.2); border-radius: 14px;
}

.teacher-card h3 { font-size: 20px; font-weight: 700; color: #F8FAFC; margin-bottom: 12px; }
.teacher-card p { color: #94A3B8; font-size: 15px; line-height: 1.6; }

.teacher-cta { text-align: center; }
.btn-cyan {
    background: rgba(6, 182, 212, 0.1); color: #fff; 
    border: 1px solid var(--cyan-accent); 
    padding: 14px 40px; border-radius: 12px; font-size: 16px; font-weight: 600; 
    cursor: pointer; transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.2), inset 0 0 10px rgba(6, 182, 212, 0.1);
}
.btn-cyan:hover {
    background: var(--cyan-accent); color: #0B0F19;
    box-shadow: 0 10px 30px rgba(6, 182, 212, 0.4); transform: translateY(-2px);
}

@media (max-width: 900px) { 
    .teacher-grid { grid-template-columns: 1fr; } 
}

/* Forum */
.forum-section {
    min-height: 100vh; display: flex; flex-direction: column; justify-content: center; align-items: center;
    padding: 100px 5%; position: relative; z-index: 10;
    scroll-snap-align: start; scroll-snap-stop: always;
}

.forum-container { max-width: 1200px; width: 100%; }

.highlight-purple { color: #A855F7; text-shadow: 0 0 20px rgba(168, 85, 247, 0.4); }

.forum-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-bottom: 50px; }

.forum-card {
    background: rgba(255, 255, 255, 0.02); border: 1px solid rgba(255, 255, 255, 0.06); 
    border-radius: 16px; padding: 26px;
    backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
    transition: all 0.3s ease; display: flex; flex-direction: column;
}

.forum-card:hover { 
    transform: translateY(-5px); 
    border-color: rgba(168, 85, 247, 0.4); 
    box-shadow: 0 15px 30px rgba(0,0,0,0.4), inset 0 0 20px rgba(168, 85, 247, 0.05); 
}


.forum-card.solved { border-left: 3px solid var(--status-green); }

.f-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }

.f-tag { font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: 6px; text-transform: uppercase; letter-spacing: 0.5px; }
.f-tag.math { background: rgba(59, 130, 246, 0.1); color: #3B82F6; border: 1px solid rgba(59, 130, 246, 0.3); }
.f-tag.physics { background: rgba(239, 68, 68, 0.1); color: #EF4444; border: 1px solid rgba(239, 68, 68, 0.3); }
.f-tag.general { background: rgba(245, 158, 11, 0.1); color: #F59E0B; border: 1px solid rgba(245, 158, 11, 0.3); }

.f-time { font-size: 12px; color: var(--text-grey); font-weight: 500; }
.f-badge { font-size: 12px; font-weight: 600; color: var(--status-green); }

.forum-card h3 { font-size: 18px; font-weight: 700; color: #F8FAFC; margin-bottom: 12px; line-height: 1.4; }
.forum-card p { color: #94A3B8; font-size: 14px; line-height: 1.6; margin-bottom: 24px; flex: 1; }

.f-footer { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 16px; }

.f-user { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: #E2E8F0; }
.avatar { width: 24px; height: 24px; background: linear-gradient(135deg, #6366F1, #A855F7); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: bold; }

.f-stats { font-size: 13px; color: var(--text-grey); font-weight: 500; }

.forum-cta { text-align: center; }

@media (max-width: 900px) { .forum-grid { grid-template-columns: 1fr; } }

/* Son */
.final-cta-section {
    min-height: 80vh; display: flex; justify-content: center; align-items: center;
    padding: 80px 5%; position: relative; z-index: 10;
    scroll-snap-align: center; scroll-snap-stop: always;
}

.cta-box {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.1), rgba(6, 182, 212, 0.05));
    border: 1px solid rgba(79, 70, 229, 0.3);
    border-radius: 24px; padding: 60px 40px; text-align: center;
    max-width: 1000px; width: 100%;
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5), inset 0 0 40px rgba(79, 70, 229, 0.1);
}

.cta-box h2 { font-family: 'Poppins', sans-serif; font-size: 42px; font-weight: 800; color: #fff; margin-bottom: 20px; line-height: 1.2; letter-spacing: -1px; }
.highlight-brand { color: #818cf8; text-shadow: 0 0 20px rgba(129, 140, 248, 0.4); }
.cta-box p { color: #94A3B8; font-size: 18px; margin-bottom: 36px; max-width: 600px; margin-left: auto; margin-right: auto; line-height: 1.6; }

.btn-large { padding: 18px 48px; font-size: 18px; border-radius: 14px; }

/* Footer */
.site-footer {
    background: rgba(11, 15, 25, 0.95);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 80px 5% 40px; position: relative; z-index: 10;
    scroll-snap-align: end;
}

.footer-container {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px;
    margin-bottom: 60px;
}

.footer-brand .logo { margin-bottom: 16px; font-size: 24px; }
.footer-brand p { color: #64748B; font-size: 14px; line-height: 1.6; max-width: 350px; }

.footer-links h4, .footer-social h4 { color: #F8FAFC; font-size: 16px; font-weight: 700; margin-bottom: 20px; }
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a { color: #94A3B8; text-decoration: none; font-size: 14px; transition: color 0.2s; }
.footer-links a:hover { color: #818cf8; }

.social-icons { display: flex; flex-direction: column; gap: 12px; }
.social-btn {
    display: inline-flex; padding: 8px 16px; 
    background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08);
    border-radius: 8px; color: #94A3B8; text-decoration: none; font-size: 14px;
    transition: all 0.2s ease; width: fit-content;
}
.social-btn:hover { background: rgba(79, 70, 229, 0.1); border-color: #818cf8; color: #fff; transform: translateX(5px); }

.footer-bottom {
    max-width: 1200px; margin: 0 auto; padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.05);
    display: flex; justify-content: space-between; align-items: center;
    color: #64748B; font-size: 13px;
}
.legal-links { display: flex; gap: 20px; }
.legal-links a { color: #64748B; text-decoration: none; transition: 0.2s; }
.legal-links a:hover { color: #E2E8F0; }

@media (max-width: 900px) {
    .footer-container { grid-template-columns: 1fr; gap: 40px; }
    .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
    .cta-box h2 { font-size: 32px; }
}

/* Quick-Notes */
.quick-notes-widget {
    position: fixed;
    bottom: 40px;
    right: 40px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.qn-toggle-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(30, 41, 59, 0.85); 
    border: 1px solid rgba(255, 255, 255, 0.15); 
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    color: var(--text-plat);
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6), inset 0 2px 10px rgba(255, 255, 255, 0.08); 
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.qn-toggle-btn:hover { 
    transform: scale(1.05) translateY(-5px); 
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6), 0 0 20px rgba(255, 255, 255, 0.1);
}

.qn-panel {
    background: rgba(11, 15, 25, 0.85);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    width: 320px;
    margin-bottom: 20px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: bottom right;
}

.qn-panel.active {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.qn-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.qn-header h4 { color: #fff; font-size: 15px; font-weight: 600; margin: 0; }
.qn-close-btn { background: transparent; border: none; color: var(--text-grey); cursor: pointer; font-size: 16px; transition: 0.2s; }
.qn-close-btn:hover { color: #fff; transform: scale(1.2); }

.qn-panel textarea {
    width: 100%;
    height: 220px;
    background: transparent;
    border: none;
    padding: 16px;
    color: var(--text-plat);
    font-size: 14px;
    resize: none;
    outline: none;
    line-height: 1.6;
}
.qn-panel textarea::placeholder { color: rgba(255,255,255,0.3); }

.qn-panel textarea::-webkit-scrollbar { width: 4px; }
.qn-panel textarea::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 4px; }

/* Handly-Stopwatch */
.cep-kronometre-widget {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%); /* Tam yatay merkezleme */
    z-index: 9998;
    background: rgba(30, 41, 59, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 14px;
    padding: 10px 20px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), inset 0 1px 5px rgba(255, 255, 255, 0.08);
    color: #fff;
    font-family: 'Poppins', sans-serif;
}

.ck-display {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
    min-width: 55px;
    text-align: center;
}

.ck-controls {
    display: flex;
    gap: 6px;
}

.ck-btn {
    background: transparent;
    border: none;
    color: var(--text-plat);
    cursor: pointer;
    font-size: 13px;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.2s;
}

.ck-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.ck-btn.play-btn {
    color: var(--status-green);
    background: rgba(16, 185, 129, 0.15);
}
.ck-btn.play-btn:hover {
    background: rgba(16, 185, 129, 0.3);
}