/* ========================================
   Components 2026 - Buttons, Cards, Forms, Badges
   Premium sports platform design system
   ======================================== */

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.875rem 2rem;
    border-radius: 16px;
    font-weight: 700;
    font-size: var(--font-size-base);
    text-decoration: none;
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1), background 0.25s cubic-bezier(0.4, 0, 0.2, 1), filter 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    border: 2px solid transparent;
    line-height: 1.2;
    letter-spacing: 0.01em;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn--gold {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #000;
    box-shadow: 0 4px 14px rgba(255, 215, 0, 0.25);
}

.btn--gold:hover {
    box-shadow: 0 8px 28px rgba(255, 215, 0, 0.35);
    filter: brightness(1.08);
}

.btn--outline {
    background: transparent;
    border-color: var(--color-border);
    color: var(--color-text);
}

.btn--outline:hover {
    border-color: #FFD700;
    color: #b8860b;
    background: rgba(255, 215, 0, 0.06);
}

.btn--outline-white {
    background: transparent;
    border-color: rgba(255,255,255,0.3);
    color: var(--color-white);
}

.btn--outline-white:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
}

.btn--white {
    background: var(--color-white);
    color: var(--color-text);
    box-shadow: var(--shadow-md);
}

.btn--white:hover {
    box-shadow: var(--shadow-lg);
}

.btn--lg {
    padding: 1rem 2.5rem;
    font-size: var(--font-size-md);
}

.btn--sm {
    padding: 0.5rem 1.25rem;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
}

.btn--block {
    width: 100%;
}

.btn:disabled,
.btn--disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    filter: grayscale(0.3);
}

/* --- Cards --- */
.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid transparent;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    border-color: rgba(255, 215, 0, 0.15);
}

.card--flat {
    box-shadow: none;
    border: 1px solid var(--color-border-light);
}

.card--flat:hover {
    box-shadow: var(--shadow-sm);
    border-color: var(--color-gold-border);
}

.card--highlight {
    border: 2px solid #FFD700;
    position: relative;
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.15);
}

.card__icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
}

.card__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.card__title {
    font-size: var(--font-size-xl);
    font-weight: 800;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.01em;
}

.card__text {
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* Card centered */
.card--centered {
    text-align: center;
}

/* --- Badge --- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge--gold {
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #000;
}

.badge--dark {
    background: var(--color-dark);
    color: var(--color-white);
}

/* --- Form Elements --- */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 6px;
    font-size: var(--font-size-sm);
    letter-spacing: 0.01em;
}

.form-input {
    width: 100%;
    padding: 0.875rem var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: 14px;
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-white);
    transition: border-color 0.25s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-input:focus {
    border-color: #FFD700;
    box-shadow: 0 0 0 4px rgba(255, 215, 0, 0.15);
    outline: none;
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

.form-input--error {
    border-color: var(--color-error);
}

.form-error {
    color: var(--color-error);
    font-size: var(--font-size-sm);
    margin-top: var(--space-xs);
}

.form-select {
    width: 100%;
    padding: 0.875rem var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: 14px;
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-white);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23b8860b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    cursor: pointer;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-select:focus {
    border-color: #FFD700;
    box-shadow: 0 0 0 4px rgba(255, 215, 0, 0.15);
    outline: none;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

/* Responsive - Tablet */
@media (max-width: 1024px) {
    .card {
        padding: var(--space-lg);
    }

    .card__icon {
        width: 64px;
        height: 64px;
    }

    .step__number {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-lg);
    }
}

/* Responsive - Mobile */
@media (max-width: 768px) {
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: var(--font-size-sm);
    }

    .btn--lg {
        padding: 0.875rem 2rem;
        font-size: var(--font-size-base);
    }

    .card {
        padding: var(--space-md);
    }

    .card__icon {
        width: 56px;
        height: 56px;
        margin-bottom: var(--space-md);
    }

    .card__title {
        font-size: var(--font-size-lg);
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-input,
    .form-select {
        padding: 0.75rem var(--space-md);
    }

    .step {
        gap: var(--space-md);
        padding: var(--space-lg) 0;
    }

    .icon-circle {
        width: 52px;
        height: 52px;
    }

    .icon-circle svg {
        width: 24px;
        height: 24px;
    }
}

/* Responsive - Small phones */
@media (max-width: 480px) {
    .btn {
        padding: 0.625rem 1.25rem;
        font-size: var(--font-size-sm);
        width: 100%;
    }

    .btn--sm {
        width: auto;
    }

    .card {
        padding: var(--space-md);
        border-radius: var(--radius-md);
    }
}

/* Checkbox */
.form-check {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    cursor: pointer;
}

.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: #b8860b;
    cursor: pointer;
    flex-shrink: 0;
}

.form-check label {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    cursor: pointer;
}

/* Password toggle */
.input-wrapper {
    position: relative;
}

.input-wrapper .form-input {
    padding-right: 3rem;
}

.password-toggle {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: 0.25rem;
    transition: color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.password-toggle:hover {
    color: #b8860b;
}

/* Alert messages */
.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: 12px;
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-lg);
    display: none;
    font-weight: 500;
}

.alert--success {
    background: #ECFDF5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

.alert--error {
    background: #FEF2F2;
    color: #991B1B;
    border: 1px solid #FECACA;
}

.alert--info {
    background: #EFF6FF;
    color: #1E40AF;
    border: 1px solid #BFDBFE;
}

.alert--warning {
    background: #FFFBEB;
    color: #92400E;
    border: 1px solid #FDE68A;
}

/* --- Steps / Numbered Items --- */
.step {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    padding: var(--space-xl) 0;
}

.step__number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-gold-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: var(--font-size-xl);
    color: #000;
    flex-shrink: 0;
    box-shadow: var(--color-gold-glow);
}

.step__content h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.step__content p {
    color: var(--color-text-muted);
}

/* --- Divider --- */
.divider {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gold-border), transparent);
    margin: var(--space-3xl) 0;
}

/* --- Icon circle --- */
.icon-circle {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--color-gold-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
    border: 1px solid var(--color-gold-border);
}

.icon-circle svg {
    width: 28px;
    height: 28px;
    color: var(--color-gold-dark);
}

/* --- Empty state --- */
.empty-state {
    text-align: center;
    padding: var(--space-2xl) var(--space-xl);
    color: var(--color-text-muted);
}

.empty-state p {
    margin: 0;
    font-size: var(--font-size-sm);
}

/* --- Testimonial Cards (shared: home, jugadores, clubes) --- */
.testimonial-card {
    padding: var(--space-2xl);
    text-align: center;
}

.testimonial-card__avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--color-gold-gradient);
    margin: 0 auto var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-xl);
    color: var(--color-text);
}

.testimonial-card__quote {
    font-style: italic;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.testimonial-card__name {
    font-weight: 700;
    color: var(--color-text);
}

.testimonial-card__role {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* --- Loading placeholder (shared: home, jugadores, clubes) --- */
.clubs-loading {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--color-text-muted);
}

@media (max-width: 1024px) {
    .testimonial-card {
        padding: var(--space-xl);
    }
}

@media (max-width: 768px) {
    .testimonial-card {
        padding: var(--space-lg);
    }

    .testimonial-card__avatar {
        width: 52px;
        height: 52px;
        font-size: var(--font-size-lg);
    }

    .testimonial-card__quote {
        font-size: var(--font-size-sm);
    }
}