/* ===========================
   Subtle Winds — subtlewinds.io
   Dark "Forest & Cream" palette
   =========================== */

:root {
    --bg-dark: #0f1117;
    --bg-card: #1a1d27;
    --bg-card-hover: #222636;
    --bg-elevated: #252938;
    --accent: #5b8a72;
    --accent-light: #6fa484;
    --accent-glow: rgba(91, 138, 114, 0.15);
    --amber: #d4a94e;
    --text-primary: #e2e0db;
    --text-secondary: #9a9890;
    --text-muted: #6b6960;
    --border: rgba(226, 224, 219, 0.08);
    --border-accent: rgba(91, 138, 114, 0.3);
    --font-display: 'Outfit', sans-serif;
    --font-body: 'DM Sans', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

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

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

/* ===========================
   Navigation
   =========================== */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
    transition: all 0.3s ease;
}

.nav.scrolled {
    background: rgba(15, 17, 23, 0.95);
    backdrop-filter: blur(12px);
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--text-primary);
}

.nav-cta {
    background: var(--accent);
    color: var(--bg-dark) !important;
    padding: 8px 20px;
    border-radius: 6px;
    font-weight: 500 !important;
    transition: background 0.2s, transform 0.2s !important;
}

.nav-cta:hover {
    background: var(--accent-light) !important;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===========================
   Hero
   =========================== */

.hero {
    padding: 180px 0 120px;
    text-align: center;
    background: radial-gradient(ellipse at 50% 0%, rgba(91, 138, 114, 0.08) 0%, transparent 60%);
}

.hero-label {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 24px;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.2rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.hero h1 em {
    font-style: italic;
    color: var(--accent);
}

.hero-sub {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===========================
   Buttons
   =========================== */

.btn {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg-dark);
}

.btn-primary:hover {
    background: var(--accent-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(91, 138, 114, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-1px);
}

.btn-large {
    padding: 18px 36px;
    font-size: 1.05rem;
}

/* ===========================
   Section Labels
   =========================== */

.section-label {
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 12px;
}

/* ===========================
   Services
   =========================== */

.services {
    padding: 100px 0;
}

.services h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 56px;
}

.service-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 40px;
    transition: border-color 0.3s, transform 0.2s;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-2px);
}

.service-card.featured {
    border-color: var(--border-accent);
    box-shadow: 0 0 40px var(--accent-glow);
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: var(--accent-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin-bottom: 24px;
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 4px;
    letter-spacing: -0.01em;
}

.service-tagline {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.service-features {
    list-style: none;
    margin-bottom: 32px;
    flex-grow: 1;
}

.service-features li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
}

.service-features li em {
    color: var(--text-primary);
    font-style: italic;
}

.service-result {
    background: var(--bg-elevated);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.result-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--amber);
    letter-spacing: -0.02em;
}

.result-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* ===========================
   How It Works
   =========================== */

.how-it-works {
    padding: 100px 0;
    background: var(--bg-card);
}

.how-it-works h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 56px;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.step {
    text-align: center;
}

.step-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 20px;
}

.step h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.step p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===========================
   Social Proof
   =========================== */

.proof {
    padding: 80px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.proof-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.proof-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.02em;
    margin-bottom: 8px;
}

.proof-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* ===========================
   About
   =========================== */

.about {
    padding: 100px 0;
}

.about-content {
    max-width: 680px;
}

.about h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.about p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.7;
}

.about strong {
    color: var(--text-primary);
}

/* ===========================
   Contact
   =========================== */

.contact {
    padding: 100px 0;
    text-align: center;
    background: radial-gradient(ellipse at 50% 100%, rgba(91, 138, 114, 0.08) 0%, transparent 60%);
}

.contact h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.contact-sub {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.contact-actions {
    margin-bottom: 48px;
}

.contact-details {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.contact-item {
    text-align: center;
}

.contact-item strong {
    display: block;
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.contact-item a {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.contact-item a:hover {
    color: var(--accent-light);
}

/* ===========================
   Footer
   =========================== */

.footer {
    padding: 32px 0;
    border-top: 1px solid var(--border);
}

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

.footer-logo {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-muted);
}

.footer-copy {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ===========================
   Security Page
   =========================== */

.page-hero {
    padding: 220px 0 60px;
    text-align: center;
}

.page-hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}

.sec-section {
    padding: 80px 0;
}

.sec-section h2 {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 48px;
}

.sec-dark {
    background: var(--bg-card);
}

/* Principles */
.principles-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.principle {
    text-align: center;
}

.principle-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--accent-glow);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin-bottom: 16px;
}

.principle h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.principle p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Architecture Grid */
.arch-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

.arch-item {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px;
}

.arch-item h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--accent);
}

.arch-item ul {
    list-style: none;
}

.arch-item li {
    position: relative;
    padding-left: 16px;
    margin-bottom: 10px;
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.arch-item li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 7px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--text-muted);
}

/* Safeguards */
.safeguards-list {
    max-width: 720px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.safeguard {
    display: flex;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}

.safeguard strong {
    min-width: 180px;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.safeguard span {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Compliance */
.compliance-grid {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.compliance-item {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px 28px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 140px;
}

.compliance-status {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.compliance-name {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
}

.compliance-item.aligned .compliance-status { color: var(--accent); }
.compliance-item.partial .compliance-status { color: var(--amber); }
.compliance-item.roadmap .compliance-status { color: var(--text-muted); }

/* ===========================
   Responsive
   =========================== */

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(15, 17, 23, 0.98);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 28px;
        z-index: 99;
    }

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

    .nav-links a {
        font-size: 1.2rem;
    }

    .nav-toggle {
        display: flex;
        z-index: 101;
    }

    .hero {
        padding: 140px 0 80px;
    }

    .service-grid {
        grid-template-columns: 1fr;
    }

    .steps-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .proof-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .principles-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }

    .arch-grid {
        grid-template-columns: 1fr;
    }

    .safeguard {
        flex-direction: column;
        gap: 4px;
    }

    .safeguard strong {
        min-width: auto;
    }

    .footer-content {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .steps-grid {
        grid-template-columns: 1fr;
    }

    .service-card {
        padding: 28px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
}