/* Sikuani Design System - Componentes Reutilizables */

/* =======================
   BUTTON COMPONENTS
   ======================= */

.btn {
    display: inline-block;
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--radius-md);
    font-weight: var(--font-semibold);
    text-decoration: none;
    text-align: center;
    transition: var(--transition-all);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background-color: var(--sikuani-green);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--sikuani-green-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-interactive-green);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-secondary {
    background-color: var(--sikuani-orange);
    color: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background-color: var(--sikuani-orange-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-interactive-orange);
}

.btn-secondary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--sikuani-purple);
    color: var(--sikuani-purple);
}

.btn-outline:hover {
    background-color: var(--sikuani-purple);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-interactive-purple);
}

.btn-ghost {
    background-color: transparent;
    color: var(--sikuani-purple);
    box-shadow: none;
}

.btn-ghost:hover {
    background-color: rgba(68, 65, 144, 0.1);
    color: var(--sikuani-purple-dark);
}

/* Button Sizes */
.btn-xs {
    padding: var(--spacing-1) var(--spacing-2);
    font-size: var(--text-xs);
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--text-sm);
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--text-lg);
}

.btn-xl {
    padding: var(--spacing-5) var(--spacing-10);
    font-size: var(--text-xl);
}

/* Button Shapes */
.btn-rounded {
    border-radius: var(--radius-full);
}

.btn-square {
    border-radius: var(--radius-none);
}

/* =======================
   CARD COMPONENTS
   ======================= */

.card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-all);
    border: 1px solid var(--color-gray-200);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl);
}

.card-flat {
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-200);
}

.card-elevated {
    box-shadow: var(--shadow-2xl);
    border: none;
}

.card-interactive {
    cursor: pointer;
    transition: var(--transition-all);
}

.card-interactive:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-2xl);
}

.card-title {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--sikuani-purple);
    margin-bottom: var(--spacing-4);
    line-height: var(--leading-tight);
}

.card-subtitle {
    font-size: var(--text-lg);
    font-weight: var(--font-medium);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-3);
}

.card-content {
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--spacing-6);
}

.card-footer {
    padding-top: var(--spacing-4);
    border-top: 1px solid var(--color-gray-200);
    margin-top: var(--spacing-6);
}

/* Card Variants */
.card-purple {
    border-left: 4px solid var(--sikuani-purple);
}

.card-green {
    border-left: 4px solid var(--sikuani-green);
}

.card-orange {
    border-left: 4px solid var(--sikuani-orange);
}

/* =======================
   NAVIGATION COMPONENTS
   ======================= */

.nav {
    background-color: var(--color-white);
    padding: var(--spacing-4) 0;
    position: sticky;
    top: 0;
    z-index: var(--z-50);
    box-shadow: var(--shadow-md);
    transition: var(--transition-shadow);
}

.nav-dark {
    background-color: var(--sikuani-purple);
    color: var(--color-white);
}

.nav-transparent {
    background-color: transparent;
    box-shadow: none;
}

.nav-link {
    color: var(--color-gray-600);
    text-decoration: none;
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    transition: var(--transition-colors);
    font-weight: var(--font-medium);
}

.nav-link:hover {
    color: var(--sikuani-purple);
    background-color: var(--color-gray-100);
}

.nav-dark .nav-link {
    color: rgba(255, 255, 255, 0.9);
}

.nav-dark .nav-link:hover {
    color: var(--color-white);
    background-color: var(--sikuani-purple-light);
}

.nav-link-active {
    color: var(--sikuani-purple);
    background-color: var(--color-gray-100);
    font-weight: var(--font-semibold);
}

/* Legacy navigation classes */
.sikuani-nav {
    background-color: var(--sikuani-purple);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.sikuani-nav-link {
    color: white;
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 0.25rem;
    transition: all var(--transition-fast);
}

.sikuani-nav-link:hover {
    background-color: var(--sikuani-purple-light);
    color: white;
}

/* =======================
   HERO COMPONENTS
   ======================= */

.hero {
    background: var(--sikuani-gradient-hero);
    color: var(--color-white);
    padding: var(--spacing-20) 0;
    min-height: 70vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-content {
    position: relative;
    z-index: var(--z-10);
}

.hero-title {
    font-size: clamp(var(--text-3xl), 5vw, var(--text-6xl));
    font-weight: var(--font-extrabold);
    line-height: var(--leading-tight);
    margin-bottom: var(--spacing-6);
    font-family: var(--font-display);
}

.hero-subtitle {
    font-size: var(--text-xl);
    opacity: var(--opacity-90);
    margin-bottom: var(--spacing-8);
    max-width: 600px;
    line-height: var(--leading-relaxed);
}

.hero-compact {
    min-height: 50vh;
    padding: var(--spacing-16) 0;
}

.hero-fullscreen {
    min-height: 100vh;
}

/* Legacy hero classes */
.sikuani-hero {
    background: var(--sikuani-gradient-primary);
    color: white;
    padding: var(--spacing-xl) 0;
    min-height: 70vh;
    display: flex;
    align-items: center;
}

.sikuani-hero-title {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.sikuani-hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
}

/* =======================
   TESTIMONIAL COMPONENTS
   ======================= */

.testimonial {
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-gray-100) 100%);
    padding: var(--spacing-8);
    border-radius: var(--radius-2xl);
    position: relative;
    margin: var(--spacing-6) 0;
    border: 1px solid var(--color-gray-200);
}

.testimonial::before {
    content: '"';
    font-size: 4rem;
    color: var(--sikuani-green);
    position: absolute;
    top: -10px;
    left: var(--spacing-6);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-content {
    font-style: italic;
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--spacing-6);
    padding-left: var(--spacing-8);
    color: var(--color-gray-700);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    padding-left: var(--spacing-8);
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 3px solid var(--sikuani-green);
}

.testimonial-name {
    font-weight: var(--font-bold);
    color: var(--sikuani-purple);
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-1);
}

.testimonial-role {
    color: var(--color-gray-500);
    font-size: var(--text-sm);
}

/* Legacy testimonial classes */
.sikuani-testimonial {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: var(--spacing-xl);
    border-radius: 1rem;
    position: relative;
    margin: var(--spacing-lg) 0;
}

.sikuani-testimonial::before {
    content: '"';
    font-size: 4rem;
    color: var(--sikuani-green);
    position: absolute;
    top: -10px;
    left: var(--spacing-lg);
    font-family: Georgia, serif;
}

.sikuani-testimonial-content {
    font-style: italic;
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-xl);
}

.sikuani-testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.sikuani-testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--sikuani-green);
}

.sikuani-testimonial-name {
    font-weight: 700;
    color: var(--sikuani-purple);
}

.sikuani-testimonial-role {
    color: #6b7280;
    font-size: 0.875rem;
}

/* =======================
   COUNTDOWN COMPONENTS
   ======================= */

.countdown {
    background: rgba(115, 171, 63, 0.1);
    border: 2px solid var(--sikuani-green);
    border-radius: var(--radius-xl);
    padding: var(--spacing-6);
    margin: var(--spacing-6) 0;
}

.countdown-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    gap: var(--spacing-4);
    text-align: center;
}

.countdown-item {
    text-align: center;
    color: var(--sikuani-green-dark);
}

.countdown-number {
    font-size: var(--text-4xl);
    font-weight: var(--font-extrabold);
    display: block;
    color: var(--sikuani-green);
    line-height: var(--leading-none);
}

.countdown-label {
    font-size: var(--text-sm);
    text-transform: uppercase;
    font-weight: var(--font-semibold);
    margin-top: var(--spacing-1);
    color: var(--sikuani-green-dark);
}

/* Legacy countdown classes */
.sikuani-countdown {
    background: rgba(115, 171, 63, 0.1);
    border: 2px solid var(--sikuani-green);
    border-radius: 0.75rem;
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.sikuani-countdown-item {
    text-align: center;
    color: var(--sikuani-green-dark);
}

.sikuani-countdown-number {
    font-size: 2rem;
    font-weight: 800;
    display: block;
}

.sikuani-countdown-label {
    font-size: 0.875rem;
    text-transform: uppercase;
    font-weight: 600;
    margin-top: var(--spacing-xs);
}

/* =======================
   SECTION COMPONENTS
   ======================= */

.section {
    padding: var(--spacing-16) 0;
}

.section-sm {
    padding: var(--spacing-12) 0;
}

.section-lg {
    padding: var(--spacing-24) 0;
}

.section-xl {
    padding: var(--spacing-32) 0;
}

.section-title {
    font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
    font-weight: var(--font-bold);
    color: var(--sikuani-purple);
    text-align: center;
    margin-bottom: var(--spacing-4);
    font-family: var(--font-display);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--color-gray-600);
    text-align: center;
    margin-bottom: var(--spacing-12);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: var(--leading-relaxed);
}

/* Section Backgrounds */
.section-gray {
    background-color: var(--color-gray-50);
}

.section-dark {
    background-color: var(--sikuani-purple-dark);
    color: var(--color-white);
}

.section-gradient {
    background: var(--sikuani-gradient-primary);
    color: var(--color-white);
}

/* =======================
   FOOTER COMPONENTS
   ======================= */

.footer {
    background-color: var(--sikuani-purple-dark);
    color: var(--color-white);
    padding: var(--spacing-16) 0;
}

.footer-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-colors);
    font-size: var(--text-sm);
}

.footer-link:hover {
    color: var(--sikuani-green-light);
}

.footer-title {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    margin-bottom: var(--spacing-4);
    color: var(--color-white);
}

.footer-divider {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: var(--spacing-8);
    margin-top: var(--spacing-8);
}

/* Legacy footer classes */
.sikuani-footer {
    background-color: var(--sikuani-purple-dark);
    color: white;
    padding: var(--spacing-xl) 0;
}

.sikuani-footer-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.sikuani-footer-link:hover {
    color: var(--sikuani-green-light);
}

/* =======================
   UTILITY COMPONENTS
   ======================= */

.text-gradient {
    background: linear-gradient(135deg, var(--sikuani-green) 0%, var(--sikuani-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-purple {
    background: linear-gradient(135deg, var(--sikuani-purple) 0%, var(--sikuani-purple-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.divider {
    height: 4px;
    background: linear-gradient(90deg, var(--sikuani-green) 0%, var(--sikuani-orange) 100%);
    border-radius: var(--radius-sm);
    margin: var(--spacing-6) 0;
    max-width: 100px;
}

.divider-center {
    margin-left: auto;
    margin-right: auto;
}

.divider-purple {
    background: var(--sikuani-gradient-primary);
}

/* Legacy utility classes */
.sikuani-text-gradient {
    background: linear-gradient(135deg, var(--sikuani-green) 0%, var(--sikuani-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sikuani-divider {
    height: 4px;
    background: linear-gradient(90deg, var(--sikuani-green) 0%, var(--sikuani-orange) 100%);
    border-radius: 2px;
    margin: var(--spacing-lg) 0;
    max-width: 100px;
}

/* Badge Components */
.badge {
    display: inline-block;
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-purple {
    background-color: rgba(68, 65, 144, 0.1);
    color: var(--sikuani-purple);
}

.badge-green {
    background-color: rgba(115, 171, 63, 0.1);
    color: var(--sikuani-green);
}

.badge-orange {
    background-color: rgba(236, 108, 55, 0.1);
    color: var(--sikuani-orange);
}

.badge-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.badge-warning {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.badge-error {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
}

/* Loading Components */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-full);
    border-top-color: var(--color-white);
    animation: spin 1s ease-in-out infinite;
}

.loading-lg {
    width: 40px;
    height: 40px;
    border-width: 4px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* =======================
   RESPONSIVE UTILITIES
   ======================= */

/* Mobile-first responsive design */
@media (max-width: 768px) {
    .hero {
        padding: var(--spacing-12) 0;
        min-height: 60vh;
    }

    .hero-title {
        font-size: var(--text-3xl);
        margin-bottom: var(--spacing-4);
    }

    .card {
        padding: var(--spacing-6);
    }

    .countdown {
        padding: var(--spacing-4);
    }

    .countdown-number {
        font-size: var(--text-2xl);
    }

    .section {
        padding: var(--spacing-12) 0;
    }

    .section-lg {
        padding: var(--spacing-16) 0;
    }

    .section-xl {
        padding: var(--spacing-20) 0;
    }

    .btn {
        padding: var(--spacing-3) var(--spacing-5);
    }

    .btn-lg {
        padding: var(--spacing-4) var(--spacing-6);
        font-size: var(--text-base);
    }

    /* Legacy responsive */
    .sikuani-hero {
        padding: var(--spacing-lg) 0;
        min-height: 60vh;
    }

    .sikuani-hero-title {
        font-size: 2.5rem;
    }

    .sikuani-card {
        padding: var(--spacing-lg);
    }

    .sikuani-countdown {
        padding: var(--spacing-md);
    }

    .sikuani-countdown-number {
        font-size: 1.5rem;
    }
}

/* =======================
   ANIMATION UTILITIES
   ======================= */

.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.slide-in-right {
    animation: slideInRight 0.5s ease-out;
}

.scale-in {
    animation: scaleIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Legacy card classes */
.sikuani-card {
    background: white;
    border-radius: 0.75rem;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal);
    border: 1px solid #e5e7eb;
}

.sikuani-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.sikuani-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--sikuani-purple);
    margin-bottom: var(--spacing-md);
}

.sikuani-card-content {
    color: #6b7280;
    line-height: 1.6;
}

/* =======================
   CUSTOM GRID LAYOUTS
   ======================= */

/* Benefits Grid - Responsive 3 columns */
@media (min-width: 768px) {
    .benefits-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

/* How It Works Grid - Responsive 3 columns */
@media (min-width: 768px) {
    .how-it-works-grid {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

/* Stats Grid - Responsive 4 columns */
@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr) !important;
    }
}