/* RESET & BASE */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: #f5f5f7;
    color: #222;
    overflow-x: hidden;
}

/* =========================
   HEADER
========================= */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 40px;
    background-color: #0b1524;
    color: #fff;
    flex-wrap: wrap;
}

.logo-main {
    font-weight: 700;
    font-size: 22px;
    letter-spacing: 1px;
}

.logo-sub {
    font-size: 13px;
    display: block;
    color: #9bb3ff;
}

.main-nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.main-nav a {
    color: #fff;
    margin-left: 18px;
    text-decoration: none;
    font-size: 14px;
}

.main-nav a:hover {
    text-decoration: underline;
}

.user-label {
    margin-left: 16px;
    font-size: 13px;
    opacity: 0.8;
}

/* =========================
   HERO SECTION
========================= */
.hero-section {
    padding: 60px 40px;
    background: linear-gradient(135deg, #0b1524, #184076);
    color: #fff;
}

.hero-content {
    max-width: 720px;
}

.hero-content h1 {
    font-size: 32px;
    margin-bottom: 12px;
}

.hero-content p {
    font-size: 15px;
    line-height: 1.6;
    opacity: 0.9;
}

.hero-actions {
    margin-top: 20px;
}

/* =========================
   BUTTONS
========================= */
.btn {
    display: inline-block;
    padding: 10px 18px;
    border-radius: 4px;
    font-size: 14px;
    text-decoration: none;
    border: none;
    cursor: pointer;
}

.btn.primary {
    background-color: #2f80ed;
    color: #fff;
}

.btn.secondary {
    background-color: #e3ecff;
    color: #184076;
}

.btn.danger {
    background-color: #e74c3c;
    color: #fff;
}

.btn.full-width {
    width: 100%;
    text-align: center;
}

/* =========================
   SECTIONS
========================= */
.services-section,
.why-us-section,
.page-header,
.grid-section,
.dashboard-section,
.auth-section {
    padding: 40px;
}

.services-section h2,
.why-us-section h2,
.grid-section h2,
.page-header h1 {
    margin-bottom: 18px;
}

/* =========================
   CARDS & GRIDS
========================= */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
}

.card {
    background-color: #ffffff;
    border-radius: 6px;
    padding: 18px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.link-arrow {
    font-size: 13px;
    text-decoration: none;
    color: #2f80ed;
}

/* =========================
   AUTH
========================= */
.auth-section {
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.auth-card {
    background-color: #ffffff;
    padding: 28px;
    border-radius: 6px;
    box-shadow: 0 1px 6px rgba(0,0,0,0.08);
    width: 100%;
    max-width: 360px;
}

.auth-card h2 {
    margin-top: 0;
    margin-bottom: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border-radius: 4px;
    border: 1px solid #ccc;
    font-size: 14px;
}

/* =========================
   DASHBOARD
========================= */
.dashboard-card {
    background-color: #ffffff;
    padding: 24px;
    border-radius: 6px;
    width: 100%;
    max-width: 500px;
    box-shadow: 0 1px 6px rgba(0,0,0,0.06);
}

.dashboard-links .btn {
    margin-right: 10px;
    margin-top: 10px;
}

/* =========================
   LISTS
========================= */
.bullet-list {
    padding-left: 18px;
}

/* =========================
   FOOTER
========================= */
.site-footer {
    padding: 16px 40px;
    text-align: center;
    font-size: 13px;
    background-color: #0b1524;
    color: #cfd6f2;
    margin-top: 40px;
}

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.footer-links a {
    color: #cfd6f2;
    text-decoration: none;
    margin: 4px 6px;
}

/* =========================
   RESPONSIVE BREAKPOINTS
========================= */
@media (max-width: 992px) {
    .site-header {
        padding: 12px 24px;
    }

    .hero-section {
        padding: 50px 24px;
    }

    .services-section,
    .why-us-section,
    .page-header,
    .grid-section,
    .dashboard-section,
    .auth-section {
        padding: 32px 24px;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 26px;
    }

    .hero-content p {
        font-size: 14px;
    }

    .main-nav {
        width: 100%;
        margin-top: 10px;
    }

    .main-nav a {
        margin: 6px 12px 6px 0;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    iframe {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 22px;
    }

    .hero-section {
        padding: 40px 16px;
    }

    .services-section,
    .why-us-section,
    .page-header,
    .grid-section,
    .dashboard-section,
    .auth-section {
        padding: 28px 16px;
    }

    .site-footer {
        padding: 14px 16px;
        font-size: 12px;
    }
}