*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg: #0b0d10;
    --bg-elevated: #13161a;
    --card: #1c1c1e;
    --text: #ffffff;
    --text-secondary: #8e8e93;
    --text-muted: #48484a;
    --accent: #007aff;
    --accent-hover: #0062cc;
    --border: rgba(142, 142, 147, 0.15);
    --radius: 16px;
    --radius-sm: 12px;
    --radius-xs: 8px;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    background: var(--bg); color: var(--text); line-height: 1.6;
    overflow-x: hidden; -webkit-font-smoothing: antialiased;
}

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* SKIP TO CONTENT */
.skip-to-content {
    position: absolute;
    top: -100%;
    left: 16px;
    z-index: 200;
    padding: 12px 24px;
    background: var(--accent);
    color: #fff;
    border-radius: var(--radius-xs);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: top 0.2s;
}
.skip-to-content:focus {
    top: 16px;
}

/* NAV */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 14px 0; transition: all 0.3s ease; }
nav.scrolled { background: rgba(11,13,16,0.88); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); border-bottom: 0.5px solid var(--border); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.nav-logo svg { width: 28px; height: 28px; }
.nav-logo span { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; }
.nav-right { display: flex; align-items: center; gap: 28px; }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; }
.nav-links a { text-decoration: none; color: var(--text-secondary); font-size: 14px; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }
.lang-toggle { display: flex; align-items: center; gap: 2px; background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 3px; }
.lang-btn { padding: 5px 12px; border-radius: 17px; border: none; cursor: pointer; font-size: 12px; font-weight: 600; transition: all 0.2s; background: transparent; color: var(--text-secondary); font-family: inherit; }
.lang-btn.active { background: var(--text); color: var(--bg); }
.nav-mobile-toggle { display: none; background: none; border: none; color: var(--text); cursor: pointer; padding: 4px; }

/* HERO */
.hero { min-height: 100vh; display: flex; align-items: center; padding: 120px 0 80px; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -200px; left: 50%; transform: translateX(-50%); width: 800px; height: 500px; background: radial-gradient(ellipse, rgba(0,122,255,0.06) 0%, transparent 70%); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-content { position: relative; z-index: 2; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; background: var(--card); border: 1px solid var(--border); border-radius: 100px; font-size: 13px; font-weight: 500; color: var(--text-secondary); margin-bottom: 28px; }
.hero-badge-dot { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; }
.hero h1 { font-size: clamp(40px, 5vw, 56px); font-weight: 800; line-height: 1.08; letter-spacing: -0.04em; margin-bottom: 20px; }
.hero p { font-size: 17px; color: var(--text-secondary); max-width: 440px; line-height: 1.65; margin-bottom: 36px; }
.hero-buttons { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.btn-primary { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; background: var(--text); color: var(--bg); border: none; border-radius: var(--radius-sm); font-size: 15px; font-weight: 600; cursor: pointer; text-decoration: none; transition: all 0.2s; font-family: inherit; }
.btn-primary:hover { background: var(--accent); color: #fff; transform: translateY(-1px); }
.btn-ghost { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; background: transparent; color: var(--text); border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: 15px; font-weight: 500; cursor: pointer; text-decoration: none; transition: all 0.2s; font-family: inherit; }
.btn-ghost:hover { border-color: var(--text-secondary); }

/* PHONE FRAME */
.phone-showcase { display: flex; justify-content: center; position: relative; }
.phone-frame { position: relative; width: 260px; border-radius: 36px; overflow: hidden; background: #000; box-shadow: 0 0 0 2px rgba(142,142,147,0.12), 0 30px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.03); }
.phone-frame img { width: 100%; height: auto; display: block; }
.phone-frame-sm { width: 220px; border-radius: 30px; }

/* SCREENSHOTS GALLERY */
.screenshots { padding: 100px 0 120px; }
.screenshots-outer { width: 100vw; margin-left: calc(-50vw + 50%); overflow-x: auto; overflow-y: visible; -webkit-overflow-scrolling: touch; scrollbar-width: none; -ms-overflow-style: none; }
.screenshots-outer::-webkit-scrollbar { display: none; }
.screenshots-scroll {
    display: flex; gap: 32px; align-items: flex-start; flex-wrap: nowrap;
    padding: 10px 40px 20px; width: max-content;
}
.screenshot-wrapper { display: flex; flex-direction: column; align-items: center; flex-shrink: 0; }
.screenshot-item { width: 200px; height: 434px; border-radius: 28px; overflow: hidden; background: #000; box-shadow: 0 0 0 2px rgba(142,142,147,0.1), 0 20px 60px rgba(0,0,0,0.5); transition: transform 0.3s ease; }
.screenshot-item:hover { transform: translateY(-8px); }
.screenshot-item img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: top; }
.screenshot-label { text-align: center; margin-top: 14px; font-size: 13px; font-weight: 500; color: var(--text-secondary); }

/* FEATURES */
.features { padding: 120px 0; }
.section-label { text-align: center; margin-bottom: 14px; }
.section-badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; background: var(--card); border: 1px solid var(--border); border-radius: 100px; font-size: 12px; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.05em; }
.section-title { text-align: center; font-size: clamp(30px, 4.5vw, 44px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 14px; line-height: 1.1; }
.section-desc { text-align: center; font-size: 16px; color: var(--text-secondary); max-width: 480px; margin: 0 auto 60px; line-height: 1.65; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; transition: all 0.25s ease; }
.feature-card:hover { border-color: rgba(142,142,147,0.3); transform: translateY(-2px); }
.feature-icon { width: 44px; height: 44px; background: rgba(255,255,255,0.05); border-radius: var(--radius-xs); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; font-size: 20px; }
.feature-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; letter-spacing: -0.01em; }
.feature-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.55; }

/* AI SECTION */
.ai-section { padding: 120px 0; }
.ai-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.ai-content { position: relative; z-index: 2; }
.ai-content h2 { font-size: clamp(30px, 4vw, 40px); font-weight: 800; letter-spacing: -0.03em; margin: 20px 0; line-height: 1.1; }
.ai-content > p { font-size: 16px; color: var(--text-secondary); margin-bottom: 32px; line-height: 1.65; }
.ai-list { display: flex; flex-direction: column; gap: 18px; }
.ai-item { display: flex; gap: 14px; align-items: flex-start; }
.ai-item-icon { width: 36px; height: 36px; background: rgba(0,122,255,0.08); border: 1px solid rgba(0,122,255,0.12); border-radius: var(--radius-xs); display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; }
.ai-item h4 { font-size: 14px; font-weight: 600; margin-bottom: 3px; }
.ai-item p { font-size: 13px; color: var(--text-secondary); line-height: 1.5; }
.ai-visual { display: flex; justify-content: center; }

/* HOW IT WORKS */
.how { padding: 120px 0; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 60px; }
.step { text-align: center; }
.step-num { width: 48px; height: 48px; margin: 0 auto 16px; background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 800; color: var(--accent); }
.step h3 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.step p { font-size: 13px; color: var(--text-secondary); line-height: 1.55; }

/* COMING SOON / CTA */
.cta { padding: 120px 0; text-align: center; position: relative; }
.cta::before { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 600px; height: 300px; background: radial-gradient(ellipse, rgba(0,122,255,0.05) 0%, transparent 70%); pointer-events: none; }
.cta h2 { font-size: clamp(32px, 5vw, 48px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 14px; position: relative; }
.cta > p { font-size: 16px; color: var(--text-secondary); max-width: 440px; margin: 0 auto; position: relative; }

/* FOOTER */
footer { padding: 40px 0; border-top: 0.5px solid var(--border); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; }
.footer-logo { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--text); }
.footer-logo svg { width: 22px; height: 22px; }
.footer-logo span { font-size: 15px; font-weight: 700; }
.footer-links { display: flex; gap: 20px; list-style: none; }
.footer-links a { text-decoration: none; color: var(--text-secondary); font-size: 13px; transition: color 0.2s; }
.footer-links a:hover { color: var(--text); }
.footer-copy { font-size: 12px; color: var(--text-muted); }
.footer-company { display: block; font-size: 11px; color: var(--text-muted); opacity: 0.7; margin-top: 4px; }

/* LEGAL PAGES */
.legal-page { padding-top: 120px; padding-bottom: 80px; }
.legal-page .container { max-width: 760px; }
.legal-page .section-title { font-size: clamp(28px, 4vw, 38px); margin-bottom: 8px; }
.legal-updated { text-align: center; font-size: 13px; color: var(--text-muted); margin-bottom: 48px; letter-spacing: 0.02em; }

/* TOC */
.legal-toc { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 36px; margin-bottom: 56px; position: relative; overflow: hidden; }
.legal-toc::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--accent), rgba(0,122,255,0.2), transparent); }
.legal-toc h2 { font-size: 12px; font-weight: 700; margin-bottom: 18px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-secondary); }
.legal-toc ol { padding-left: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 4px 32px; list-style: none; counter-reset: toc; }
.legal-toc li { counter-increment: toc; }
.legal-toc li a { display: flex; align-items: center; gap: 10px; padding: 7px 12px; border-radius: var(--radius-xs); transition: all 0.2s; color: var(--text-secondary); text-decoration: none; font-size: 14px; font-weight: 500; }
.legal-toc li a::before { content: counter(toc, decimal-leading-zero); font-size: 11px; font-weight: 700; color: var(--accent); opacity: 0.7; min-width: 18px; }
.legal-toc li a:hover { background: rgba(255,255,255,0.04); color: var(--text); }

/* Sections */
.legal-section { margin-bottom: 48px; }
.legal-section h2 { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 18px; padding-bottom: 14px; border-bottom: 1px solid var(--border); color: var(--text); display: flex; align-items: center; gap: 10px; }
.legal-section h3 { font-size: 15px; font-weight: 600; margin-bottom: 10px; margin-top: 24px; color: var(--text); opacity: 0.9; }
.legal-section p { font-size: 15px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 14px; }
.legal-section ul, .legal-section ol { padding-left: 20px; margin-bottom: 14px; }
.legal-section li { font-size: 15px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 6px; }
.legal-section li::marker { color: var(--accent); opacity: 0.5; }
.legal-section a { color: var(--accent); text-decoration: none; transition: opacity 0.2s; }
.legal-section a:hover { text-decoration: underline; opacity: 0.85; }
.legal-section strong { color: var(--text); font-weight: 600; }

/* Table */
.legal-table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 20px 0; border-radius: var(--radius-sm); overflow: hidden; border: 1px solid var(--border); }
.legal-table th, .legal-table td { text-align: left; padding: 12px 16px; font-size: 14px; }
.legal-table th { color: var(--text); font-weight: 600; background: var(--bg-elevated); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; border-bottom: 1px solid var(--border); }
.legal-table td { color: var(--text-secondary); border-bottom: 1px solid rgba(142,142,147,0.08); }
.legal-table tr:last-child td { border-bottom: none; }
.legal-table tr:hover td { background: rgba(255,255,255,0.02); }

/* Contact card */
.legal-contact { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 32px; margin-top: 32px; position: relative; overflow: hidden; }
.legal-contact::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--accent), rgba(0,122,255,0.2), transparent); }
.legal-contact p { margin-bottom: 8px; font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
.legal-contact strong { color: var(--text); font-weight: 600; }
.legal-contact a { color: var(--accent); text-decoration: none; }
.legal-contact a:hover { text-decoration: underline; }

.legal-back { text-align: center; margin-top: 56px; padding-top: 32px; border-top: 1px solid var(--border); }

/* Legal responsive */
@media (max-width: 600px) {
    .legal-toc ol { grid-template-columns: 1fr; }
    .legal-toc { padding: 24px 20px; }
    .legal-contact { padding: 20px 20px; }
    .legal-table th, .legal-table td { padding: 10px 12px; font-size: 13px; }
}

/* FAQ / SUPPORT PAGE */
.faq-category { margin-bottom: 40px; }
.faq-category-title { font-size: 16px; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 10px; }
.faq-category-icon { width: 32px; height: 32px; background: rgba(0,122,255,0.08); border: 1px solid rgba(0,122,255,0.12); border-radius: var(--radius-xs); display: flex; align-items: center; justify-content: center; font-size: 15px; flex-shrink: 0; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 8px; overflow: hidden; transition: border-color 0.2s; }
.faq-item:hover { border-color: rgba(142,142,147,0.3); }
.faq-item.open { border-color: rgba(0,122,255,0.25); }
.faq-question { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; cursor: pointer; background: var(--bg-elevated); font-size: 14px; font-weight: 600; color: var(--text); transition: background 0.2s; gap: 12px; }
.faq-question:hover { background: rgba(255,255,255,0.03); }
.faq-question span:first-child { flex: 1; }
.faq-chevron { width: 20px; height: 20px; flex-shrink: 0; transition: transform 0.25s ease; color: var(--text-secondary); }
.faq-item.open .faq-chevron { transform: rotate(180deg); color: var(--accent); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; }
.faq-item.open .faq-answer { max-height: 600px; }
.faq-answer-inner { padding: 0 20px 16px; font-size: 14px; color: var(--text-secondary); line-height: 1.75; }
.faq-answer-inner a { color: var(--accent); text-decoration: none; }
.faq-answer-inner a:hover { text-decoration: underline; }
.faq-answer-inner ul { padding-left: 18px; margin-top: 8px; }
.faq-answer-inner li { margin-bottom: 4px; }
.support-contact { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; text-align: center; margin-top: 48px; position: relative; overflow: hidden; }
.support-contact::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--accent), rgba(0,122,255,0.2), transparent); }
.support-contact h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.support-contact p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 6px; }
.support-contact a { color: var(--accent); text-decoration: none; font-weight: 600; }
.support-contact a:hover { text-decoration: underline; }
@media (max-width: 600px) {
    .faq-question { padding: 14px 16px; font-size: 13px; }
    .faq-answer-inner { padding: 0 16px 14px; font-size: 13px; }
    .support-contact { padding: 24px 20px; }
}

/* ANIMATIONS */
.fade-up { opacity: 0; transform: translateY(24px); transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1); }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* RESPONSIVE */
@media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; text-align: center; }
    .hero p { margin-left: auto; margin-right: auto; }
    .hero-buttons { justify-content: center; }
    .phone-showcase { margin-top: 48px; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .ai-grid { grid-template-columns: 1fr; text-align: center; }
    .ai-list { align-items: center; }
    .ai-item { max-width: 380px; text-align: left; }
    .ai-visual { margin-top: 48px; }
    .steps { grid-template-columns: repeat(2, 1fr); gap: 32px; }
    .screenshots-scroll { padding: 0 24px 20px; gap: 24px; }
}
@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-mobile-toggle { display: block; }
    .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: rgba(11,13,16,0.96); backdrop-filter: blur(20px); padding: 20px 24px; gap: 16px; border-bottom: 0.5px solid var(--border); }
    .hero { padding-top: 100px; min-height: auto; }
    .features-grid { grid-template-columns: 1fr; }
    .steps { grid-template-columns: 1fr; }
    .phone-frame { width: 220px; }
    .screenshot-item { width: 160px; height: 347px; border-radius: 22px; }
    .footer-inner { flex-direction: column; gap: 20px; text-align: center; }
}
@media (max-width: 480px) {
    .hero-buttons { flex-direction: column; width: 100%; }
    .btn-primary, .btn-ghost { width: 100%; justify-content: center; }
    .screenshots-scroll { gap: 10px; }
    .screenshot-item { width: 140px; height: 304px; border-radius: 20px; }
}

/* ===== TDEE CALCULATOR (kalori-hesaplayici.html) ===== */
.calculator-page { padding: 100px 0 60px; }

.calc-hero { text-align: center; margin-bottom: 48px; }
.calc-hero h1 { font-size: clamp(28px, 4vw, 42px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 16px; }
.calc-hero p { font-size: 17px; color: var(--text-secondary); max-width: 600px; margin: 0 auto; line-height: 1.65; }

.calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-bottom: 80px; align-items: start; }

.calculator-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; }
.calculator-card form { display: flex; flex-direction: column; gap: 20px; }

.calc-field { display: flex; flex-direction: column; gap: 6px; }
.calc-field label { font-size: 13px; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.04em; }
.calc-field input,
.calc-field select {
    padding: 14px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-xs);
    color: var(--text);
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.2s;
    appearance: none;
    -webkit-appearance: none;
}
.calc-field input:focus,
.calc-field select:focus { outline: none; border-color: var(--accent); }
.calc-field input::placeholder { color: var(--text-muted); }
.calc-field select { cursor: pointer; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238e8e93' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; padding-right: 40px; }

.calc-btn { width: 100%; padding: 16px; font-size: 16px; margin-top: 4px; }

/* Results */
.calc-results { opacity: 0; transform: translateY(16px); transition: all 0.4s ease; pointer-events: none; display: flex; flex-direction: column; gap: 24px; }
.calc-results.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }

.calc-result-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; gap: 20px; }
.calc-result-item { display: flex; justify-content: space-between; align-items: center; }
.calc-result-label { font-size: 14px; color: var(--text-secondary); font-weight: 500; }
.calc-result-value { font-size: 20px; font-weight: 700; }
.calc-result-value small { font-size: 13px; font-weight: 500; color: var(--text-secondary); }
.calc-result-value.highlight { color: var(--text); font-size: 24px; }
.calc-result-value.accent { color: var(--accent); font-size: 24px; }

/* Macros */
.calc-macros-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.calc-macros-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 20px; }

.macro-row { margin-bottom: 16px; }
.macro-row:last-of-type { margin-bottom: 0; }
.macro-info { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.macro-name { font-size: 14px; font-weight: 600; }
.macro-name.protein { color: #34c759; }
.macro-name.fat { color: #ff9f0a; }
.macro-name.carbs { color: #5ac8fa; }
.macro-detail { font-size: 13px; color: var(--text-secondary); font-weight: 500; }

.macro-bar-bg { height: 8px; background: var(--bg); border-radius: 4px; overflow: hidden; }
.macro-bar { height: 100%; border-radius: 4px; transition: width 0.6s ease; }
.macro-bar.protein { background: #34c759; }
.macro-bar.fat { background: #ff9f0a; }
.macro-bar.carbs { background: #5ac8fa; }

/* CTA */
.calc-cta { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; text-align: center; }
.calc-cta p { color: var(--text-secondary); margin-bottom: 16px; font-size: 15px; }
.calc-cta .btn-primary { display: inline-flex; }

/* SEO Content */
.seo-content { max-width: 760px; margin: 0 auto; padding: 0 0 80px; }
.seo-content h2 { font-size: 22px; font-weight: 700; margin: 48px 0 16px; letter-spacing: -0.02em; }
.seo-content h2:first-child { margin-top: 0; }
.seo-content p { font-size: 16px; color: var(--text-secondary); line-height: 1.75; margin-bottom: 16px; }
.seo-content ul { margin: 0 0 16px 20px; color: var(--text-secondary); font-size: 16px; line-height: 1.75; }
.seo-content li { margin-bottom: 8px; }
.seo-content strong { color: var(--text); }

/* Responsive */
@media (max-width: 768px) {
    .calc-grid { grid-template-columns: 1fr; }
    .calc-results.visible { margin-top: 0; }
}

/* ===== FEATURE LANDING PAGES ===== */
.feature-page { padding: 100px 0 60px; }

.feature-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; margin-bottom: 80px; }
.feature-hero-content { position: relative; }
.feature-hero-content .section-badge { margin-bottom: 20px; }
.feature-hero-content h1 { font-size: clamp(28px, 4vw, 42px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 16px; line-height: 1.12; }
.feature-hero-content p { font-size: 17px; color: var(--text-secondary); line-height: 1.65; margin-bottom: 28px; }
.feature-hero-visual { display: flex; justify-content: center; }

.feature-benefits { margin-bottom: 80px; text-align: center; }
.feature-benefits .section-title { font-size: clamp(24px, 3.5vw, 36px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 12px; }
.feature-benefits .section-desc { font-size: 16px; color: var(--text-secondary); max-width: 560px; margin: 0 auto 40px; }
.feature-benefits-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-benefit-card { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; text-align: left; }
.feature-benefit-card .benefit-icon { font-size: 28px; margin-bottom: 12px; }
.feature-benefit-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.feature-benefit-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.55; }

.feature-steps { margin-bottom: 80px; text-align: center; }
.feature-steps .section-title { font-size: clamp(24px, 3.5vw, 36px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 12px; }
.feature-steps .section-desc { font-size: 16px; color: var(--text-secondary); max-width: 560px; margin: 0 auto 40px; }
.feature-steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-step { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 24px; text-align: center; position: relative; }
.feature-step-number { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 16px; }
.feature-step h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.feature-step p { font-size: 14px; color: var(--text-secondary); line-height: 1.55; }

.feature-faq { max-width: 760px; margin: 0 auto 80px; }
.feature-faq .section-title { font-size: clamp(24px, 3.5vw, 36px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 32px; text-align: center; }

.feature-cta { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 48px 32px; text-align: center; margin-bottom: 80px; }
.feature-cta h2 { font-size: clamp(22px, 3vw, 32px); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 12px; }
.feature-cta p { color: var(--text-secondary); margin-bottom: 24px; font-size: 16px; }

.feature-related { margin-bottom: 80px; }
.feature-related .section-title { font-size: 22px; font-weight: 700; margin-bottom: 24px; text-align: center; }
.feature-related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

a.feature-card { text-decoration: none; color: inherit; display: block; }
a.feature-card:hover { border-color: var(--accent); }

@media (max-width: 1024px) {
    .feature-hero { grid-template-columns: 1fr; text-align: center; gap: 40px; }
    .feature-hero-content p { max-width: 560px; margin-left: auto; margin-right: auto; margin-bottom: 28px; }
    .feature-hero .hero-buttons { justify-content: center; }
    .feature-benefits-grid { grid-template-columns: repeat(2, 1fr); }
    .feature-related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .feature-benefits-grid { grid-template-columns: 1fr; }
    .feature-steps-grid { grid-template-columns: 1fr; }
    .feature-related-grid { grid-template-columns: 1fr; }
}

/* ===== BLOG ===== */

/* Blog listing */
.blog-listing { padding: 120px 0 80px; }
.blog-container { max-width: 820px; }

.blog-listing-header { text-align: center; margin-bottom: 56px; }
.blog-listing-header h1 { font-size: clamp(32px, 4.5vw, 48px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 14px; }
.blog-listing-header p { font-size: 17px; color: var(--text-secondary); max-width: 520px; margin: 0 auto; line-height: 1.65; }

.blog-grid { display: flex; flex-direction: column; gap: 16px; }

.blog-card { display: block; background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 32px; text-decoration: none; color: var(--text); transition: all 0.25s ease; }
.blog-card:hover { border-color: rgba(142,142,147,0.3); transform: translateY(-2px); }

.blog-card-meta { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-muted); margin-bottom: 10px; }
.blog-meta-sep { color: var(--text-muted); }
.blog-card h2 { font-size: 20px; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 8px; line-height: 1.3; }
.blog-card p { font-size: 15px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 12px; }
.blog-card-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.blog-tag { display: inline-block; padding: 3px 10px; background: rgba(0,122,255,0.08); border: 1px solid rgba(0,122,255,0.12); border-radius: 100px; font-size: 11px; font-weight: 600; color: var(--accent); }

/* Blog post page */
.blog-post-page { padding: 100px 0 60px; }

.blog-back { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: var(--text-secondary); text-decoration: none; margin-bottom: 28px; transition: color 0.2s; }
.blog-back:hover { color: var(--accent); }

.blog-post-header { margin-bottom: 40px; }
.blog-post-header h1 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; letter-spacing: -0.03em; line-height: 1.15; margin-bottom: 16px; }

.blog-post-meta { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-muted); margin-bottom: 12px; flex-wrap: wrap; }
.blog-post-tags { display: flex; gap: 6px; flex-wrap: wrap; }

/* Blog post content — article body */
.blog-post-content { line-height: 1.8; }
.blog-post-content h2 { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; margin: 40px 0 16px; padding-top: 16px; border-top: 1px solid var(--border); }
.blog-post-content h3 { font-size: 19px; font-weight: 600; margin: 28px 0 12px; }
.blog-post-content p { font-size: 16px; color: var(--text-secondary); margin-bottom: 18px; line-height: 1.8; }
.blog-post-content ul, .blog-post-content ol { padding-left: 24px; margin-bottom: 18px; }
.blog-post-content li { font-size: 16px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 6px; }
.blog-post-content li::marker { color: var(--accent); opacity: 0.6; }
.blog-post-content strong { color: var(--text); font-weight: 600; }
.blog-post-content a { color: var(--accent); text-decoration: none; }
.blog-post-content a:hover { text-decoration: underline; }
.blog-post-content blockquote { border-left: 3px solid var(--accent); padding: 12px 20px; margin: 20px 0; background: rgba(0,122,255,0.04); border-radius: 0 var(--radius-xs) var(--radius-xs) 0; }
.blog-post-content blockquote p { color: var(--text-secondary); margin-bottom: 0; }
.blog-post-content code { background: rgba(255,255,255,0.06); padding: 2px 6px; border-radius: 4px; font-size: 14px; }
.blog-post-content img { max-width: 100%; height: auto; border-radius: var(--radius-sm); margin: 20px 0; }

/* Blog CTA */
.blog-cta { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px; text-align: center; margin: 48px 0; position: relative; overflow: hidden; }
.blog-cta::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: linear-gradient(90deg, var(--accent), rgba(0,122,255,0.2), transparent); }
.blog-cta h3 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.blog-cta p { font-size: 15px; color: var(--text-secondary); margin-bottom: 20px; line-height: 1.6; }
.blog-cta .btn-primary { display: inline-flex; }

/* Related posts */
.blog-related { margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--border); }
.blog-related h2 { font-size: 20px; font-weight: 700; margin-bottom: 20px; }
.blog-related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.blog-related-card { display: block; background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 20px; text-decoration: none; color: var(--text); transition: all 0.25s ease; }
.blog-related-card:hover { border-color: rgba(142,142,147,0.3); transform: translateY(-2px); }
.blog-related-date { font-size: 12px; color: var(--text-muted); display: block; margin-bottom: 6px; }
.blog-related-card h3 { font-size: 15px; font-weight: 600; margin-bottom: 6px; line-height: 1.35; }
.blog-related-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.5; }

/* Active nav link */
.nav-links a.active { color: var(--text); }

/* Blog responsive */
@media (max-width: 768px) {
    .blog-card { padding: 20px; }
    .blog-card h2 { font-size: 18px; }
    .blog-post-content h2 { font-size: 20px; }
    .blog-related-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .blog-listing { padding: 100px 0 60px; }
    .blog-post-page { padding: 80px 0 40px; }
}