/*
 * Hero Section - AffiliateCMS
 * Homepage Hero with AI Search
 */

/* ========================================
 * HERO SECTION
 * ======================================== */

.hero {
    position: relative;
    padding: var(--space-12) 0 var(--space-16);
    z-index: 1;
    overflow: visible;
}

@media (min-width: 768px) {
    .hero {
        padding: var(--space-16) 0 var(--space-20);
    }
}

@media (min-width: 1024px) {
    .hero {
        padding: var(--space-20) 0 var(--space-24);
    }
}

/* ========================================
 * HERO BACKGROUND
 * ======================================== */

.hero__background {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.hero__gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(20, 184, 166, 0.25) 0%,
        rgba(20, 184, 166, 0.12) 25%,
        transparent 50%,
        rgba(244, 165, 138, 0.15) 75%,
        rgba(244, 165, 138, 0.28) 100%
    );
    opacity: 1;
}

[data-theme="dark"] .hero__gradient {
    background: linear-gradient(
        135deg,
        rgba(20, 184, 166, 0.2) 0%,
        rgba(20, 184, 166, 0.08) 25%,
        transparent 50%,
        rgba(244, 165, 138, 0.1) 75%,
        rgba(244, 165, 138, 0.22) 100%
    );
    opacity: 1;
}

.hero__pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, var(--color-border) 1px, transparent 0);
    background-size: 32px 32px;
    opacity: 0.4;
}

[data-theme="dark"] .hero__pattern {
    opacity: 0.15;
}

/* ========================================
 * HERO CONTENT
 * ======================================== */

.hero__content {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

/* ========================================
 * TRUST BADGE
 * ======================================== */

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-primary);
    background-color: var(--color-primary-light);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-6);
    animation: fadeInDown 0.6s var(--ease-out);
}

.hero__badge svg,
.hero__badge i {
    flex-shrink: 0;
    font-size: 18px;
    color: var(--color-success);
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
 * HERO TITLE
 * ======================================== */

.hero__title {
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    line-height: var(--leading-tight);
    letter-spacing: var(--tracking-tight);
    color: var(--color-text);
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.6s var(--ease-out) 0.1s both;
}

@media (min-width: 768px) {
    .hero__title {
        font-size: var(--text-5xl);
    }
}

@media (min-width: 1024px) {
    .hero__title {
        font-size: var(--text-6xl);
    }
}

.hero__title-highlight {
    position: relative;
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
 * HERO DESCRIPTION
 * ======================================== */

.hero__description {
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    color: var(--color-text-muted);
    max-width: 560px;
    margin: 0 auto var(--space-8);
    animation: fadeInUp 0.6s var(--ease-out) 0.2s both;
}

@media (min-width: 768px) {
    .hero__description {
        font-size: var(--text-xl);
    }
}

/* ========================================
 * TOP RATED CATEGORIES
 * ======================================== */

.hero__categories {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-10);
    animation: fadeInUp 0.6s var(--ease-out) 0.3s both;
}

@media (min-width: 640px) {
    .hero__categories {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
    }
}

.hero__categories-label {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-text-secondary);
}

.hero__categories-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-2);
}

.hero__category-tag {
    display: inline-flex;
    padding: var(--space-1-5) var(--space-3);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    transition: all var(--duration-200) var(--ease-out);
    text-decoration: none;
}

.hero__category-tag:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background-color: var(--color-primary-light);
    transform: translateY(-2px);
}

/* ========================================
 * AI SEARCH INPUT (Chat-style)
 * ======================================== */

.hero__ai-search {
    max-width: 680px;
    margin: 0 auto var(--space-12);
    animation: fadeInUp 0.6s var(--ease-out) 0.4s both;
}

.ai-input {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.ai-input__wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background-color: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-2);
    transition: all var(--duration-300) var(--ease-out);
    box-shadow: var(--shadow-lg);
}

.ai-input__wrapper:hover {
    border-color: var(--color-border-strong);
    box-shadow: var(--shadow-xl);
}

.ai-input__wrapper:focus-within {
    border-color: var(--color-primary);
    box-shadow:
        0 0 0 4px rgba(var(--color-primary-rgb), 0.12),
        var(--shadow-xl);
}

/* AI Icon with gradient */
.ai-input__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: var(--radius-lg);
    flex-shrink: 0;
    transition: all var(--duration-300) var(--ease-out);
}

.ai-input__icon svg,
.ai-input__icon i {
    width: 20px;
    height: 20px;
    font-size: 20px;
    color: white;
    transition: all var(--duration-300) var(--ease-out);
}

/* Input Field (textarea) */
.ai-input__field {
    flex: 1;
    height: 40px;
    padding: 0 var(--space-3);
    padding-right: var(--space-14);
    font-family: inherit;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    line-height: 40px;
    color: var(--color-text);
    background: transparent;
    border: none;
    outline: none;
    resize: none;
    overflow: hidden;
    transition: all var(--duration-300) var(--ease-out);
}

.ai-input__field::placeholder {
    color: var(--color-text-muted);
    font-weight: var(--font-normal);
    line-height: 40px;
}

@media (min-width: 768px) {
    .ai-input__field {
        padding: 0 var(--space-4);
        padding-right: var(--space-16);
        font-size: var(--text-base);
    }
}

/* Send Button */
.ai-input__send {
    position: absolute;
    top: 50%;
    right: var(--space-3);
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    color: var(--color-text-muted);
    cursor: pointer;
    flex-shrink: 0;
    transition: all var(--duration-200) var(--ease-out);
}

.ai-input__send:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
    box-shadow: var(--shadow-primary);
}

.ai-input__send:active {
    transform: translateY(-50%) scale(0.95);
}

.ai-input__send svg,
.ai-input__send i {
    width: 20px;
    height: 20px;
    font-size: 20px;
}

/* Quick Prompts */
.ai-input__prompts {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

.ai-input__prompts-label {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text-muted);
}

.ai-input__prompt {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1-5);
    padding: var(--space-1-5) var(--space-3);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--duration-150) var(--ease-out);
    white-space: nowrap;
    font-family: inherit;
    text-decoration: none;
}

.ai-input__prompt:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background-color: var(--color-primary-light);
}

@media (max-width: 639px) {
    .ai-input__prompts {
        gap: var(--space-1-5);
    }

    .ai-input__prompts-label {
        font-size: var(--text-xs);
        color: var(--color-text-subtle);
    }

    .ai-input__prompt {
        padding: var(--space-1) var(--space-2);
        font-size: 10px;
        color: var(--color-text-subtle);
        background-color: transparent;
        border-color: var(--color-border-subtle);
    }
}

/* ========================================
 * HERO STATS
 * ======================================== */

.hero__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    max-width: 500px;
    margin: 0 auto;
    animation: fadeInUp 0.6s var(--ease-out) 0.5s both;
}

@media (min-width: 640px) {
    .hero__stats {
        gap: var(--space-8);
    }
}

.hero__stat {
    text-align: center;
}

.hero__stat-number {
    display: block;
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-text);
    margin-bottom: var(--space-1);
}

@media (min-width: 640px) {
    .hero__stat-number {
        font-size: var(--text-3xl);
    }
}

.hero__stat-label {
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

@media (min-width: 640px) {
    .hero__stat-label {
        font-size: var(--text-sm);
    }
}

/* ========================================
 * HERO SEARCH DROPDOWN (Category Search)
 * ======================================== */

.hero-search {
    position: relative;
}

/* Remove default search cancel button */
.ai-input__field::-webkit-search-cancel-button,
.ai-input__field::-webkit-search-decoration {
    -webkit-appearance: none;
    appearance: none;
}

/* Shortcut hint */
.ai-input__shortcut {
    position: absolute;
    right: var(--space-4);
    padding: var(--space-1) var(--space-2);
    font-family: inherit;
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-text-subtle);
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
}

.hero-search__dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: var(--space-2);
    max-height: 420px;
    overflow-y: auto;
    background-color: var(--color-surface);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    box-shadow:
        0 0 0 1px rgba(0, 0, 0, 0.04),
        0 12px 48px -12px rgba(0, 0, 0, 0.25);
    z-index: 10;
    overscroll-behavior: contain;
    text-align: left;
}

/* Custom scrollbar */
.hero-search__dropdown::-webkit-scrollbar {
    width: 6px;
}

.hero-search__dropdown::-webkit-scrollbar-track {
    background: transparent;
}

.hero-search__dropdown::-webkit-scrollbar-thumb {
    background-color: var(--color-border);
    border-radius: var(--radius-full);
}

/* ========================================
 * LOADING STATE — Skeleton shimmer
 * ======================================== */

.hero-search__loading {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-3);
}

.hero-search__loading-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-lg);
}

.hero-search__loading-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: linear-gradient(90deg,
        var(--color-bg-alt) 25%,
        var(--color-border-subtle) 50%,
        var(--color-bg-alt) 75%
    );
    background-size: 200% 100%;
    animation: hero-search-shimmer 1.5s ease-in-out infinite;
}

.hero-search__loading-lines {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.hero-search__loading-line {
    height: 12px;
    border-radius: var(--radius-md);
    background: linear-gradient(90deg,
        var(--color-bg-alt) 25%,
        var(--color-border-subtle) 50%,
        var(--color-bg-alt) 75%
    );
    background-size: 200% 100%;
    animation: hero-search-shimmer 1.5s ease-in-out infinite;
}

.hero-search__loading-line--short {
    width: 60%;
}

.hero-search__loading-item:nth-child(2) .hero-search__loading-icon,
.hero-search__loading-item:nth-child(2) .hero-search__loading-line {
    animation-delay: 0.15s;
}

.hero-search__loading-item:nth-child(3) .hero-search__loading-icon,
.hero-search__loading-item:nth-child(3) .hero-search__loading-line {
    animation-delay: 0.3s;
}

@keyframes hero-search-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ========================================
 * RESULTS LIST
 * ======================================== */

.hero-search__results {
    padding: var(--space-2);
}

/* Individual Result Item */
.hero-search__result {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: background-color var(--duration-150) var(--ease-out);
    animation: hero-search-fadeIn var(--duration-200) var(--ease-out) both;
}

.hero-search__result:nth-child(1) { animation-delay: 0ms; }
.hero-search__result:nth-child(2) { animation-delay: 30ms; }
.hero-search__result:nth-child(3) { animation-delay: 60ms; }
.hero-search__result:nth-child(4) { animation-delay: 90ms; }
.hero-search__result:nth-child(5) { animation-delay: 120ms; }
.hero-search__result:nth-child(n+6) { animation-delay: 150ms; }

@keyframes hero-search-fadeIn {
    from {
        opacity: 0;
        transform: translateY(4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-search__result:hover,
.hero-search__result.is-active {
    background-color: var(--color-bg-alt);
}

.hero-search__result.is-active {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
}

.hero-search__result-main {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex: 1;
    min-width: 0;
}

.hero-search__result-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    font-size: var(--text-base);
    transition: all var(--duration-150) var(--ease-out);
}

.hero-search__result:hover .hero-search__result-icon,
.hero-search__result.is-active .hero-search__result-icon {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.hero-search__result-info {
    flex: 1;
    min-width: 0;
}

.hero-search__result-title {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-text);
    margin-bottom: 2px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.hero-search__result-breadcrumb {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.hero-search__result-count {
    flex-shrink: 0;
    padding: 3px 10px;
    font-size: 11px;
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
    background-color: var(--color-bg-alt);
    border-radius: var(--radius-full);
    white-space: nowrap;
}

/* ========================================
 * NO RESULTS STATE
 * ======================================== */

.hero-search__no-results {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-10) var(--space-6);
    text-align: center;
    color: var(--color-text-muted);
}

.hero-search__no-results i {
    font-size: var(--text-3xl);
    opacity: 0.4;
}

.hero-search__no-results p {
    margin: 0;
    font-size: var(--text-sm);
}

/* ========================================
 * FOOTER HINT
 * ======================================== */

.hero-search__footer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    padding: var(--space-2-5) var(--space-4);
    border-top: 1px solid var(--color-border-subtle);
    font-size: 11px;
    color: var(--color-text-muted);
}

.hero-search__footer kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    padding: 1px 5px;
    font-family: inherit;
    font-size: 10px;
    font-weight: var(--font-medium);
    color: var(--color-text-subtle);
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border-subtle);
    border-radius: 4px;
    line-height: 1.4;
}

.hero-search__footer-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ========================================
 * PROMPT ICON (inside popular category links)
 * ======================================== */

.ai-input__prompt i {
    font-size: 12px;
    opacity: 0.7;
}

/* ========================================
 * MOBILE
 * ======================================== */

@media (max-width: 640px) {
    .hero-search__dropdown {
        max-height: 55vh;
    }

    .hero-search__result {
        padding: var(--space-2-5) var(--space-3);
    }

    .hero-search__result-icon {
        width: 32px;
        height: 32px;
        font-size: var(--text-sm);
    }

    .hero-search__result-title {
        font-size: var(--text-xs);
    }

    .hero-search__result-breadcrumb {
        font-size: 11px;
    }

    .hero-search__footer {
        display: none;
    }
}