/* Rental Management — Landing (natural, warm) */

:root {
    --brand: #1a68a5;
    --brand-dark: #155480;
    --brand-soft: #eef5fb;
    --ink: #1c1917;
    --ink-2: #44403c;
    --muted: #78716c;
    --line: #e7e5e4;
    --canvas: #faf8f5;
    --white: #ffffff;
    --font: "Segoe UI", system-ui, -apple-system, sans-serif;
    --display: Georgia, "Times New Roman", serif;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 20px 50px -18px rgba(28, 25, 23, 0.22);
    --shadow-soft: 0 8px 30px -10px rgba(28, 25, 23, 0.1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 18px; }

body {
    font-family: var(--font);
    color: var(--ink);
    background: var(--canvas);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }

.brand-logo {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
}

.brand-logo-img {
    width: auto;
    height: auto;
    max-height: 44px;
    object-fit: contain;
}

.container {
    width: 100%;
    padding-inline: clamp(20px, 4vw, 56px);
}

/* ─── Header ─── */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(250, 248, 245, 0.88);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.header.is-scrolled {
    border-color: var(--line);
    box-shadow: 0 1px 0 rgba(28, 25, 23, 0.04);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 80px;
    padding-block: 14px;
}

.header-start {
    display: flex;
    align-items: center;
    gap: clamp(20px, 3vw, 40px);
    min-width: 0;
}

.logo {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
}

.logo .brand-logo-img {
    max-height: 42px;
}

.menu {
    display: none;
    align-items: center;
    gap: 6px;
    padding-left: clamp(16px, 2vw, 28px);
    border-left: 1px solid var(--line);
}

@media (min-width: 768px) {
    .menu { display: flex; }
}

.menu-link {
    padding: 10px 16px;
    font-size: 17px;
    font-weight: 600;
    color: var(--ink-2);
    border-radius: 10px;
    transition: color 0.15s, background 0.15s;
}

.menu-link:hover {
    color: var(--brand-dark);
    background: var(--brand-soft);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}

.link-signin {
    display: none;
    padding: 10px 16px;
    font-size: 17px;
    font-weight: 600;
    color: var(--ink-2);
    border-radius: 10px;
    transition: color 0.15s, background 0.15s;
}

@media (min-width: 640px) {
    .link-signin { display: inline-flex; }
}

.link-signin:hover {
    color: var(--brand-dark);
    background: rgba(28, 25, 23, 0.05);
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 22px;
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 16px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s, box-shadow 0.2s;
}

.btn:active { transform: scale(0.98); }
.btn-lg { padding: 14px 28px; font-size: 17px; }

.btn-primary {
    background: var(--brand);
    color: #fff;
    box-shadow: 0 2px 8px rgba(26, 104, 165, 0.25);
}

.btn-primary:hover { background: var(--brand-dark); }

.btn-secondary {
    background: var(--white);
    color: var(--ink);
    border: 1.5px solid var(--line);
}

.btn-secondary:hover {
    border-color: #d6d3d1;
    background: #fff;
}

.btn-white {
    background: #fff;
    color: var(--brand-dark);
}

.btn-white:hover { background: var(--brand-soft); }

.btn-outline-white {
    background: transparent;
    color: #fff;
    border: 1.5px solid rgba(255, 255, 255, 0.45);
}

.btn-outline-white:hover { background: rgba(255, 255, 255, 0.1); }

/* ═══ HERO ═══ */
.hero {
    padding: 56px 0 80px;
}

.hero-grid {
    display: grid;
    gap: 48px;
    align-items: center;
}

@media (min-width: 960px) {
    .hero-grid {
        grid-template-columns: 1fr 1.1fr;
        gap: clamp(32px, 5vw, 80px);
    }
}

.hero-copy h1 {
    font-family: var(--display);
    font-size: clamp(2.25rem, 4.5vw, 3.125rem);
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 20px;
}

.hero-copy p {
    font-size: 19px;
    color: var(--muted);
    line-height: 1.75;
    max-width: 36em;
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 32px;
}

.hero-links {
    display: grid;
    gap: 12px;
    padding-top: 28px;
    border-top: 1px solid var(--line);
}

@media (min-width: 640px) {
    .hero-links { grid-template-columns: repeat(3, 1fr); }
}

.hero-link {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 18px;
    border-radius: var(--radius);
    background: var(--white);
    border: 1.5px solid var(--line);
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.hero-link:hover {
    border-color: rgba(26, 104, 165, 0.35);
    box-shadow: var(--shadow-soft);
    transform: translateY(-2px);
}

.hero-link-icon {
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--brand-soft);
    color: var(--brand-dark);
    font-size: 13px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.hero-link-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.hero-link-text strong {
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.3;
}

.hero-link-text span {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.45;
}

.hero-photo {
    position: relative;
}

.hero-photo-frame {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    aspect-ratio: 4 / 3;
}

.hero-photo-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ═══ FEATURES ═══ */
.features {
    padding: 88px 0;
    background: var(--white);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.section-intro {
    max-width: 42em;
    margin-bottom: 48px;
}

.section-intro-center {
    margin-inline: auto;
    text-align: center;
}

.section-intro h2 {
    font-family: var(--display);
    font-size: clamp(1.875rem, 3vw, 2.375rem);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
}

.section-intro p {
    font-size: 19px;
    color: var(--muted);
    line-height: 1.7;
}

.feature-grid {
    display: grid;
    gap: 20px;
}

@media (min-width: 768px) {
    .feature-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
}

.feature-card {
    padding: 28px 26px;
    background: var(--canvas);
    border: 1.5px solid var(--line);
    border-radius: var(--radius-lg);
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.feature-card:hover {
    border-color: rgba(26, 104, 165, 0.25);
    box-shadow: var(--shadow-soft);
    transform: translateY(-2px);
}

.feature-card h3 {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--ink);
}

.feature-card p {
    font-size: 17px;
    color: var(--muted);
    line-height: 1.65;
}

.feature-icon {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--brand-soft);
    color: var(--brand);
    margin-bottom: 18px;
}

/* ═══ MODULES ═══ */
.modules {
    padding: 88px 0;
    background: var(--white);
    border-top: 1px solid var(--line);
}

.modules-grid {
    display: grid;
    gap: 20px;
}

@media (min-width: 640px) {
    .modules-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .modules-grid { grid-template-columns: repeat(3, 1fr); }
}

.module-card {
    padding: 26px 24px;
    background: var(--canvas);
    border: 1.5px solid var(--line);
    border-radius: var(--radius-lg);
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.module-card:hover {
    border-color: rgba(26, 104, 165, 0.25);
    box-shadow: var(--shadow-soft);
    transform: translateY(-2px);
}

.module-card h3 {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--ink);
}

.module-card p {
    font-size: 16px;
    color: var(--muted);
    line-height: 1.6;
}

.module-num {
    display: inline-block;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 0.04em;
    color: var(--brand);
    background: var(--brand-soft);
    padding: 4px 10px;
    border-radius: 999px;
    margin-bottom: 14px;
}

/* ═══ QUOTE ═══ */
.quote {
    padding: 72px 0;
    background: var(--white);
    border-top: 1px solid var(--line);
}

.quote-inner {
    max-width: 680px;
    margin-inline: auto;
    text-align: center;
}

.quote-inner blockquote {
    font-family: var(--display);
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-style: italic;
    line-height: 1.6;
    color: var(--ink-2);
    margin-bottom: 24px;
}

.quote-inner cite {
    display: block;
    font-style: normal;
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
}

.quote-inner span {
    font-size: 15px;
    color: var(--muted);
}

/* ═══ CTA ═══ */
.cta {
    padding: 0 0 88px;
}

.cta-box {
    padding: 56px 48px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--brand) 0%, var(--brand-dark) 100%);
    color: #fff;
    text-align: center;
}

.cta-box h2 {
    font-family: var(--display);
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 400;
    margin-bottom: 12px;
}

.cta-box p {
    font-size: 18px;
    opacity: 0.9;
    max-width: 420px;
    margin: 0 auto 28px;
    line-height: 1.65;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

/* ═══ FOOTER ═══ */
.footer {
    padding: 48px 0 32px;
    border-top: 1px solid var(--line);
}

.footer-grid {
    display: grid;
    gap: 32px;
    margin-bottom: 40px;
}

@media (min-width: 768px) {
    .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
}

.footer-brand p {
    margin-top: 12px;
    font-size: 16px;
    color: var(--muted);
    line-height: 1.65;
    max-width: 280px;
}

.footer-col h4 {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    margin-bottom: 12px;
}

.footer-col a {
    display: block;
    font-size: 16px;
    color: var(--ink-2);
    padding: 4px 0;
}

.footer-col a:hover { color: var(--brand); }

.footer-copy {
    padding-top: 24px;
    border-top: 1px solid var(--line);
    font-size: 14px;
    color: var(--muted);
}

/* ─── Mobile ─── */
@media (max-width: 767px) {
    html { font-size: 17px; }
    .hero { padding-top: 32px; padding-bottom: 64px; }
    .features, .modules { padding: 64px 0; }
    .cta-box { padding: 40px 24px; }
    .header-actions .btn { padding: 10px 16px; font-size: 15px; }
}