/* ==============================
   AI Agencies Directory
   Apple.com-esque · Hanken Grotesk
   ============================== */

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

:root {
    --black: #1d1d1f;
    --gray-900: #333336;
    --gray-600: #6e6e73;
    --gray-400: #a1a1a6;
    --gray-200: #d2d2d7;
    --gray-100: #f5f5f7;
    --white: #ffffff;
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.2s ease;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Hanken Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--black);
    background: var(--white);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--black);
    text-decoration: none;
}

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

.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-weight: 600;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
}

.nav-count {
    font-size: 0.8rem;
    color: var(--gray-600);
    font-weight: 400;
}

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

.hero {
    max-width: 1200px;
    margin: 0 auto;
    padding: 5rem 2rem 3rem;
    text-align: center;
}

.hero h1 {
    font-size: clamp(2.4rem, 5vw, 3.8rem);
    font-weight: 700;
    letter-spacing: -0.035em;
    line-height: 1.1;
    color: var(--black);
}

.hero-sub {
    margin-top: 1.2rem;
    font-size: 1.15rem;
    color: var(--gray-600);
    font-weight: 400;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

/* ===== Main ===== */

.main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem 4rem;
    flex: 1;
    width: 100%;
}

/* ===== Controls ===== */

.controls {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.search-wrap {
    position: relative;
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 0.85rem 1rem 0.85rem 2.8rem;
    font-family: 'Hanken Grotesk', sans-serif;
    font-size: 0.95rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    background: var(--gray-100);
    color: var(--black);
    outline: none;
    transition: border-color var(--transition), background var(--transition);
}

.search-input::placeholder {
    color: var(--gray-400);
}

.search-input:focus {
    border-color: var(--gray-400);
    background: var(--white);
}

.filters {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.filter-select {
    padding: 0.65rem 2rem 0.65rem 0.85rem;
    font-family: 'Hanken Grotesk', sans-serif;
    font-size: 0.85rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--black);
    cursor: pointer;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236e6e73' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    transition: border-color var(--transition);
}

.filter-select:focus {
    border-color: var(--gray-400);
}

/* ===== Results bar ===== */

.results-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-200);
}

#resultsCount {
    font-size: 0.85rem;
    color: var(--gray-600);
    font-weight: 500;
}

.clear-btn {
    font-family: 'Hanken Grotesk', sans-serif;
    font-size: 0.8rem;
    color: var(--gray-600);
    background: none;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    padding: 0.4rem 0.8rem;
    cursor: pointer;
    transition: all var(--transition);
}

.clear-btn:hover {
    color: var(--black);
    border-color: var(--gray-400);
}

/* ===== Agency Grid ===== */

.agency-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.25rem;
}

/* ===== Agency Card ===== */

.agency-card {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: border-color var(--transition), box-shadow var(--transition);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.agency-card:hover {
    border-color: var(--gray-400);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.75rem;
}

.card-name {
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.card-country {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--gray-600);
    background: var(--gray-100);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    flex-shrink: 0;
}

.card-location {
    font-size: 0.85rem;
    color: var(--gray-600);
    font-weight: 400;
}

.card-description {
    font-size: 0.88rem;
    color: var(--gray-900);
    line-height: 1.55;
    flex: 1;
}

.card-services {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.service-tag {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--gray-600);
    background: var(--gray-100);
    padding: 0.2rem 0.55rem;
    border-radius: 4px;
    letter-spacing: 0.01em;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0.75rem;
    border-top: 1px solid var(--gray-100);
    margin-top: auto;
}

.card-meta {
    font-size: 0.78rem;
    color: var(--gray-400);
}

.card-link {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--black);
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    transition: opacity var(--transition);
}

.card-link:hover {
    opacity: 0.6;
}

.card-link svg {
    width: 14px;
    height: 14px;
}

/* ===== Empty State ===== */

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--gray-600);
}

.empty-state p {
    margin-bottom: 1rem;
    font-size: 1rem;
}

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

.footer {
    border-top: 1px solid var(--gray-200);
    background: var(--gray-100);
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2.5rem 2rem;
    text-align: center;
}

.footer p {
    font-size: 0.85rem;
    color: var(--gray-600);
}

.footer-sub {
    margin-top: 0.4rem;
}

.footer a {
    color: var(--black);
    font-weight: 500;
    border-bottom: 1px solid var(--gray-200);
    transition: border-color var(--transition);
}

.footer a:hover {
    border-color: var(--black);
}

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

@media (max-width: 768px) {
    .hero {
        padding: 3.5rem 1.5rem 2rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-sub {
        font-size: 1rem;
    }

    .main {
        padding: 0 1.25rem 3rem;
    }

    .nav-inner {
        padding: 0 1.25rem;
    }

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

    .filters {
        flex-direction: column;
    }

    .filter-select {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.7rem;
    }

    .agency-card {
        padding: 1.25rem;
    }
}