/* ===== GOOGLE FONTS IMPORT ===== */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@600;700;800&family=Inter:wght@400;500;600&display=swap');

/* ===== CUSTOM VARIABLES ===== */
/* Complementa as variáveis nativas do Bootstrap 5.3 */
:root {
    /* Cores Fitness - Paleta Energética */
    --fitness-orange: #FF6B35;
    --fitness-orange-dark: #E55A2B;
    --fitness-blue: #004E89;
    --fitness-blue-dark: #003A6B;
    --fitness-green: #1AA260;
    --fitness-green-light: #00BCD4;
    --fitness-red: #F9564F;
    --fitness-purple: #9B51E0;

    /* Gradientes Fitness */
    --gradient-hero-primary: linear-gradient(135deg, #FF6B35 0%, #F9564F 100%);
    --gradient-hero-secondary: linear-gradient(135deg, #FF6B35 0%, #9B51E0 100%);
    --gradient-card-accent: linear-gradient(135deg, #1AA260 0%, #00BCD4 100%);
    --gradient-dark-overlay: linear-gradient(135deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.5) 100%);
    --gradient-subtle: linear-gradient(135deg, rgba(255,107,53,0.1) 0%, rgba(155,81,224,0.1) 100%);

    /* Sombras Fitness */
    --shadow-soft: 0 0.5rem 1rem rgba(0, 0, 0, 0.08);
    --shadow-medium: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-strong: 0 12px 24px rgba(0, 0, 0, 0.12);
    --shadow-fitness-soft: 0 4px 12px rgba(255, 107, 53, 0.12);
    --shadow-fitness-strong: 0 12px 28px rgba(255, 107, 53, 0.18);

    /* Border Radius Fitness */
    --radius-card: 16px;
    --radius-button: 50px;
    --radius-input: 12px;

    /* Transições suaves */
    --transition-base: all 0.3s ease-in-out;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease-out;
}

/* ===== TIPOGRAFIA CUSTOMIZADA ===== */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* ===== UTILITY CLASSES - Bootstrap 5.3 Enhanced ===== */

/* Card hover effect - Moderno e suave */
.card-hover {
    transition: var(--transition-smooth);
}

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

/* Shadow hover - Efeito sutil para elementos interativos */
.shadow-hover {
    transition: var(--transition-base);
}

.shadow-hover:hover {
    box-shadow: var(--shadow-medium) !important;
    transform: translateY(-2px);
}

/* Link hover com underline animado */
.link-hover-underline {
    position: relative;
    text-decoration: none !important;
}

.link-hover-underline::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background-color: currentColor;
    transition: width 0.3s ease;
}

.link-hover-underline:hover::after {
    width: 100%;
}

/* Font sizes */
.fs-hero {
    font-size: 15rem;
}

/* Resize utilities */
.resize-none {
    resize: none;
}

/* Object position */
.object-top {
    object-position: top;
}

/* Error pages */
.error-code {
    font-size: 10rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.error-container {
    padding: 60px 15px;
}

.error-traceback {
    max-height: 400px;
}

/* Theme selection cards */
.tema-card-btn {
    transition: all 0.3s;
    outline: 1px solid var(--secondary-color);
    outline-offset: -1px;
}

.tema-card-btn:hover:not(.tema-selected) {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.tema-card-btn.tema-selected {
    outline: 6px solid var(--primary-color);
}

/* Preview image size */
.preview-120 {
    width: 120px;
    height: 120px;
    overflow: hidden;
}

/* Text truncation utilities */
.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.5;
    max-height: 4.5em; /* 3 lines * 1.5 line-height */
}

/* ===== BTN-GROUP RESPONSIVO ===== */
/* Vertical por padrão, horizontal em telas >= sm (576px) */

.btn-group-responsive {
    display: flex;
    flex-direction: column;
    width: 100%;
}

.btn-group-responsive > .btn,
.btn-group-responsive > .btn-check + .btn {
    border-radius: 0;
}

.btn-group-responsive > .btn:first-of-type,
.btn-group-responsive > .btn-check:first-of-type + .btn {
    border-top-left-radius: var(--bs-btn-border-radius);
    border-top-right-radius: var(--bs-btn-border-radius);
}

.btn-group-responsive > .btn:last-of-type,
.btn-group-responsive > .btn-check:last-of-type + .btn {
    border-bottom-left-radius: var(--bs-btn-border-radius);
    border-bottom-right-radius: var(--bs-btn-border-radius);
}

@media (min-width: 576px) {
    .btn-group-responsive {
        flex-direction: row;
    }

    .btn-group-responsive > .btn,
    .btn-group-responsive > .btn-check + .btn {
        border-radius: 0;
        flex: 1;
    }

    .btn-group-responsive > .btn:first-of-type,
    .btn-group-responsive > .btn-check:first-of-type + .btn {
        border-top-left-radius: var(--bs-btn-border-radius);
        border-bottom-left-radius: var(--bs-btn-border-radius);
        border-top-right-radius: 0;
    }

    .btn-group-responsive > .btn:last-of-type,
    .btn-group-responsive > .btn-check:last-of-type + .btn {
        border-top-right-radius: var(--bs-btn-border-radius);
        border-bottom-right-radius: var(--bs-btn-border-radius);
        border-bottom-left-radius: 0;
    }
}

/* ===== CLASSES UTILITÁRIAS FITNESS ===== */

/* Botões Fitness */
.btn-fitness-primary {
    background: var(--gradient-hero-primary);
    border: none;
    color: white;
    font-weight: 600;
    border-radius: var(--radius-button);
    padding: 0.75rem 2rem;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.btn-fitness-primary:hover {
    background: var(--gradient-hero-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 107, 53, 0.4);
    color: white;
}

.btn-fitness-secondary {
    border: 2px solid var(--fitness-orange);
    background: transparent;
    color: var(--fitness-orange);
    font-weight: 600;
    border-radius: var(--radius-button);
    padding: 0.65rem 1.9rem;
    transition: var(--transition-smooth);
}

.btn-fitness-secondary:hover {
    background: var(--fitness-orange);
    color: white;
    transform: translateY(-2px);
}

/* Cards Fitness */
.card-fitness {
    border: none;
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-fitness-soft);
    transition: var(--transition-smooth);
    overflow: hidden;
}

.card-fitness:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-fitness-strong);
}

.card-fitness.bg-gradient-orange {
    background: var(--gradient-hero-primary) !important;
    color: white;
}

/* Hero Fitness */
.hero-fitness {
    border-radius: var(--radius-card);
    overflow: hidden;
    position: relative;
}

.hero-fitness::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-dark-overlay);
    z-index: 1;
}

.hero-fitness > * {
    position: relative;
    z-index: 2;
}

/* Stats Cards */
.stats-card {
    border: none;
    border-radius: var(--radius-card);
    padding: 1.5rem;
    text-align: center;
    background: white;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

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

.stats-card .stats-value {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-hero-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stats-card .stats-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--bs-body-color);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Badges Fitness */
.badge-fitness-orange {
    background-color: var(--fitness-orange) !important;
    color: white !important;
    border-radius: 50px;
    font-weight: 600;
    padding: 0.5rem 1rem !important;
}

.badge-fitness-blue {
    background-color: var(--fitness-blue) !important;
    color: white !important;
    border-radius: 50px;
    font-weight: 600;
    padding: 0.5rem 1rem !important;
}

.badge-fitness-green {
    background-color: var(--fitness-green) !important;
    color: white !important;
    border-radius: 50px;
    font-weight: 600;
    padding: 0.5rem 1rem !important;
}

/* Inputs Fitness */
.form-control:focus,
.form-select:focus {
    border-color: var(--fitness-orange);
    box-shadow: 0 0 0 0.2rem rgba(255, 107, 53, 0.25);
}

.form-control,
.form-select {
    border-radius: var(--radius-input);
    border-color: #e0e0e0;
    transition: var(--transition-fast);
}

/* Progress Bars Fitness */
.progress {
    border-radius: var(--radius-input);
    background-color: #f0f0f0;
    height: 8px;
}

.progress-bar {
    background: var(--gradient-hero-primary);
    border-radius: var(--radius-input);
}

/* Text Utilities */
.text-fitness-orange {
    color: var(--fitness-orange) !important;
}

.text-fitness-blue {
    color: var(--fitness-blue) !important;
}

.text-fitness-green {
    color: var(--fitness-green) !important;
}

/* Background Utilities */
.bg-fitness-orange {
    background-color: var(--fitness-orange) !important;
}

.bg-fitness-blue {
    background-color: var(--fitness-blue) !important;
}

.bg-fitness-green {
    background-color: var(--fitness-green) !important;
}

.bg-fitness-orange-light {
    background: rgba(255, 107, 53, 0.1) !important;
    color: var(--fitness-orange);
}

.bg-fitness-blue-light {
    background: rgba(0, 78, 137, 0.1) !important;
    color: var(--fitness-blue);
}

.bg-fitness-green-light {
    background: rgba(26, 162, 96, 0.1) !important;
    color: var(--fitness-green);
}

/* Icon Colors */
.icon-orange {
    color: var(--fitness-orange);
}

.icon-blue {
    color: var(--fitness-blue);
}

.icon-green {
    color: var(--fitness-green);
}

/* Smooth Transitions for Links */
a.link-fitness {
    color: var(--fitness-orange);
    text-decoration: none;
    transition: var(--transition-fast);
    position: relative;
}

a.link-fitness:hover {
    color: var(--fitness-orange-dark);
}

a.link-fitness::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--fitness-orange);
    transition: width var(--transition-smooth);
}

a.link-fitness:hover::after {
    width: 100%;
}