:root {
    --primary-purple: #7c3aed;
    --light-purple: #a78bfa;
    --soft-purple: #f5f3ff;
    --deep-purple: #5b21b6;
    --text-dark: #2c3e50;
    --white: #ffffff;
    --shadow: 0 2px 16px rgba(124, 58, 237, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--soft-purple);
    color: var(--text-dark);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ── Navbar ─────────────────────────────────────────────────────────────── */

.navbar {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 200;
}

.navbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 64px;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-logo img {
    display: block;
    height: 40px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
}

.nav-links a {
    display: block;
    padding: 0.5rem 0.85rem;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 6px;
    transition: background 0.15s, color 0.15s;
    white-space: nowrap;
}

.nav-links a:hover {
    background: var(--soft-purple);
    color: var(--primary-purple);
}

/* ── Dropdown ────────────────────────────────────────────────────────────── */

.has-dropdown {
    position: relative;
}

.has-dropdown > a::after {
    content: ' ▾';
    font-size: 0.7rem;
    opacity: 0.6;
}

.dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow);
    min-width: 180px;
    list-style: none;
    padding: 0.5rem 0;
    padding-top: 0.75rem;
    margin: 0;
    border: 1px solid rgba(124, 58, 237, 0.1);
}

.has-dropdown:hover .dropdown {
    display: block;
}

.dropdown li a {
    border-radius: 0;
    padding: 0.6rem 1.1rem;
    font-weight: 400;
}

.dropdown li a:hover {
    background: var(--soft-purple);
    color: var(--primary-purple);
}

/* ── Nav Auth ────────────────────────────────────────────────────────────── */

.nav-auth {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: auto;
}

.nav-username {
    font-size: 0.9rem;
    color: var(--text-dark);
    opacity: 0.75;
}

.btn-nav {
    background: var(--primary-purple);
    color: var(--white);
    border: none;
    padding: 0.45rem 1.1rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background 0.15s;
}

.btn-nav:hover {
    background: var(--deep-purple);
}

/* ── Main ────────────────────────────────────────────────────────────────── */

main {
    flex: 1;
}

/* ── Hero ────────────────────────────────────────────────────────────────── */

.hero {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3rem 2rem;
    background: var(--white);
}

.hero-image {
    max-width: 560px;
    width: 100%;
    height: auto;
}

/* ── App Cards ───────────────────────────────────────────────────────────── */

.cards-section {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2.5rem 2rem;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    border-bottom: 4px solid var(--primary-purple);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.card h3 {
    margin: 0 0 0.75rem;
    color: var(--primary-purple);
}

.card p {
    margin: 0 0 1rem;
    line-height: 1.6;
}

.card-status {
    font-size: 0.8rem;
    background: #f0eeff;
    color: var(--deep-purple);
    padding: 4px 10px;
    border-radius: 4px;
    display: inline-block;
}

/* ── Page Content (Contacts, Legal) ─────────────────────────────────────── */

.page-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

.page-content h1 {
    color: var(--deep-purple);
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.page-content .subtitle {
    color: #888;
    margin-bottom: 2rem;
}

.page-content h2 {
    color: var(--primary-purple);
    font-size: 1.2rem;
    margin-top: 2rem;
}

.page-content p,
.page-content li {
    line-height: 1.75;
    color: var(--text-dark);
}

.contact-block {
    background: var(--white);
    border-radius: 12px;
    padding: 2rem;
    margin-top: 1.5rem;
    box-shadow: var(--shadow);
}

.contact-block a {
    color: var(--primary-purple);
    text-decoration: none;
}

.contact-block a:hover {
    text-decoration: underline;
}

/* ── Login Form ──────────────────────────────────────────────────────────── */

.login-wrap {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
    padding: 2rem;
}

.login-card {
    background: var(--white);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow);
}

.login-card h1 {
    color: var(--deep-purple);
    font-size: 1.6rem;
    margin: 0 0 1.5rem;
    text-align: center;
}

.login-card .form-group {
    margin-bottom: 1.1rem;
}

.login-card label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.3rem;
    color: var(--text-dark);
}

.login-card input {
    width: 100%;
    padding: 0.65rem 0.9rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.15s;
}

.login-card input:focus {
    outline: none;
    border-color: var(--primary-purple);
}

.login-card .btn-submit {
    width: 100%;
    padding: 0.75rem;
    background: var(--primary-purple);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 0.5rem;
    transition: background 0.15s;
}

.login-card .btn-submit:hover {
    background: var(--deep-purple);
}

.login-errors {
    background: #fef2f2;
    border: 1px solid #fca5a5;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: #b91c1c;
}

/* ── App Holding Page ────────────────────────────────────────────────────── */

.holding-page {
    max-width: 860px;
    margin: 0 auto;
    padding: 5rem 2rem;
    text-align: center;
}

.holding-features {
    text-align: left;
}

.holding-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.holding-page h1 {
    font-size: 2.5rem;
    color: var(--deep-purple);
    margin: 0 0 0.5rem;
}

.holding-tagline {
    font-size: 1.2rem;
    color: var(--primary-purple);
    margin: 0 0 1rem;
    font-weight: 500;
}

.holding-status {
    display: inline-block;
    background: #f0eeff;
    color: var(--deep-purple);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.3rem 0.9rem;
    border-radius: 20px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 1.75rem;
}

.holding-body {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 2.5rem;
    opacity: 0.85;
}

.btn-back {
    display: inline-block;
    color: var(--primary-purple);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
}

.btn-back:hover {
    text-decoration: underline;
}

/* ── Holding Page Feature List ───────────────────────────────────────────── */

.holding-features {
    list-style: none;
    margin: 0 0 2.5rem;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
}

.holding-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    background: var(--white);
    border-radius: 10px;
    padding: 1rem 1.1rem;
    box-shadow: var(--shadow);
}

.holding-features .feature-icon {
    font-size: 1.4rem;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.holding-features li div {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.holding-features li strong {
    font-size: 0.95rem;
    color: var(--deep-purple);
}

.holding-features li span {
    font-size: 0.88rem;
    color: var(--text-dark);
    opacity: 0.8;
    line-height: 1.5;
}

/* ── Contact Form ────────────────────────────────────────────────────────── */

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 2rem;
    align-items: start;
    margin-top: 1.5rem;
}

.contact-form .form-group {
    margin-bottom: 1.1rem;
}

.contact-form label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.3rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.65rem 0.9rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.15s;
    box-sizing: border-box;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-purple);
}

.contact-form .btn-submit {
    background: var(--primary-purple);
    color: var(--white);
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}

.contact-form .btn-submit:hover {
    background: var(--deep-purple);
}

.contact-sidebar .contact-block {
    margin-bottom: 1rem;
}

.contact-sidebar .contact-block h2 {
    margin: 0 0 0.25rem;
    font-size: 0.95rem;
}

.contact-sidebar .contact-block p {
    margin: 0;
}

.field-error {
    display: block;
    color: #b91c1c;
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

.form-success {
    background: #f0fdf4;
    border: 1px solid #86efac;
    border-radius: 10px;
    padding: 1.5rem 2rem;
    color: #166534;
    font-size: 1.05rem;
    margin-top: 1.5rem;
}

.form-error {
    background: #fef2f2;
    border: 1px solid #fca5a5;
    border-radius: 10px;
    padding: 1rem 1.5rem;
    color: #991b1b;
    font-size: 1rem;
    margin-bottom: 1rem;
}

@media (max-width: 700px) {
    .contact-layout {
        grid-template-columns: 1fr;
    }
}

/* ── Hamburger Toggle Button ─────────────────────────────────────────────── */

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 26px;
    height: 20px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    margin-left: auto;
    flex-shrink: 0;
}

.nav-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--text-dark);
    border-radius: 2px;
    transition: transform 0.25s, opacity 0.25s;
}

/* Animate to × when open */
.nav-toggle--open span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.nav-toggle--open span:nth-child(2) { opacity: 0; }
.nav-toggle--open span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* ── Mobile Responsive ───────────────────────────────────────────────────── */

@media (max-width: 768px) {

    .navbar-inner {
        flex-wrap: wrap;
        height: auto;
        padding: 0.75rem 1rem;
        gap: 0;
    }

    .nav-logo {
        flex: 1;
    }

    .nav-toggle {
        display: flex;
    }

    /* Nav links: hidden by default, full-width panel when open */
    .nav-links {
        display: none;
        flex-direction: column;
        width: 100%;
        gap: 0;
        padding: 0.5rem 0 0.75rem;
        order: 3;            /* below logo + toggle row */
    }

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

    .nav-links > li {
        width: 100%;
    }

    .nav-links a {
        padding: 0.6rem 0.75rem;
        border-radius: 6px;
        width: 100%;
    }

    /* Inline dropdowns on mobile — always visible when parent is open */
    .has-dropdown .dropdown {
        display: block;
        position: static;
        box-shadow: none;
        border: none;
        border-radius: 0;
        padding: 0 0 0.25rem 1rem;
        min-width: unset;
        background: transparent;
    }

    .has-dropdown > a::after {
        display: none;
    }

    .dropdown li a {
        font-size: 0.9rem;
        color: #555;
        padding: 0.4rem 0.75rem;
    }

    /* Auth block below nav links */
    .nav-auth {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        order: 4;
        padding: 0.5rem 0.75rem 0.25rem;
        gap: 0.5rem;
        border-top: 1px solid #eee;
        margin: 0;
    }

    .nav-links.nav-open ~ .nav-auth,
    .nav-auth.nav-auth--open {
        display: flex;
    }

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

    /* Page content padding */
    .hero {
        padding: 2rem 1rem;
    }

    .cards-section {
        padding: 1.5rem 1rem;
    }

    .page-content {
        padding: 2rem 1rem;
    }

    .holding-page {
        padding: 3rem 1rem;
    }
}

/* ── Footer ──────────────────────────────────────────────────────────────── */

footer {
    background: var(--white);
    border-top: 1px solid #eee;
    padding: 1.25rem 2rem;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: #7f8c8d;
    gap: 1rem;
    flex-wrap: wrap;
}

.footer-inner a {
    color: #7f8c8d;
    text-decoration: none;
}

.footer-inner a:hover {
    color: var(--primary-purple);
}