/* ============================================
   🧩 V2 Components - Reusable UI elements
   ============================================ */

/* ============ Buttons ============ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-2);
    padding: 0.75rem 1.25rem;
    border-radius: var(--r-md);
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--tr-base);
    text-decoration: none;
    border: none;
    line-height: 1;
}

.btn-primary {
    background: var(--c-primary);
    color: white;
}

.btn-primary:hover {
    background: var(--c-primary-dark);
    color: white;
    box-shadow: var(--sh-primary);
}

.btn-secondary {
    background: white;
    color: var(--c-dark);
    border: 1px solid var(--c-border);
}

.btn-secondary:hover {
    border-color: var(--c-primary);
    color: var(--c-primary);
}

.btn-accent {
    background: var(--c-accent);
    color: var(--c-dark);
    font-weight: 700;
}

.btn-accent:hover {
    background: var(--c-accent-dark);
    color: var(--c-dark);
}

.btn-lg {
    padding: 1rem 1.5rem;
    font-size: 16px;
    border-radius: var(--r-lg);
    width: 100%;
}

.btn-disabled,
.btn:disabled {
    background: #ccc !important;
    color: #888 !important;
    cursor: not-allowed;
    box-shadow: none !important;
}

/* ============ Cards ============ */
.card {
    background: white;
    border-radius: var(--r-lg);
    padding: var(--sp-5);
    box-shadow: var(--sh-sm);
}

.card-sm {
    padding: var(--sp-4);
    border-radius: var(--r-md);
}

.card-hover {
    transition: all var(--tr-base);
    cursor: pointer;
}

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

/* ============ Badges ============ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-1);
    padding: 4px 10px;
    border-radius: var(--r-full);
    font-size: 11px;
    font-weight: 500;
    white-space: nowrap;
}

.badge-primary { background: var(--c-primary-50); color: var(--c-primary); }
.badge-success { background: var(--c-success-bg); color: var(--c-success); }
.badge-warning { background: var(--c-warning-bg); color: var(--c-warning); }
.badge-accent { background: var(--c-accent); color: var(--c-dark); font-weight: 700; }
.badge-dark { background: var(--c-dark); color: white; }

/* ============ Alerts ============ */
.alert {
    padding: 0.875rem 1rem;
    border-radius: var(--r-md);
    margin-bottom: var(--sp-3);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: var(--sp-2);
}

.alert-success {
    background: var(--c-success-bg);
    color: var(--c-success);
    border-right: 3px solid var(--c-success);
}

.alert-error {
    background: var(--c-error-bg);
    color: var(--c-error);
    border-right: 3px solid var(--c-error);
}

.alert-warning {
    background: var(--c-warning-bg);
    color: var(--c-warning);
    border-right: 3px solid var(--c-warning);
}

.alert-info {
    background: var(--c-info-bg);
    color: var(--c-info);
    border-right: 3px solid var(--c-info);
}

/* ============ Form ============ */
.form-group {
    margin-bottom: var(--sp-4);
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--c-text);
    margin-bottom: 6px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    background: white;
    font-family: inherit;
    font-size: 14px;
    color: var(--c-text);
    transition: border-color var(--tr-base);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--c-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(51,183,162,0.1);
}

.form-error {
    color: var(--c-error);
    font-size: 12px;
    margin-top: 4px;
}

/* ============ Top Nav ============ */
.topnav {
    background: var(--c-cream);
    padding: var(--sp-3) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(245,245,240,0.95);
}

.topnav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-3);
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
}

.brand-logo {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
    box-shadow: 0 6px 16px rgba(51, 183, 162, 0.3);
}

.brand-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.brand-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.brand-text {
    line-height: 1.2;
}

.brand-name {
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 700;
    color: var(--c-dark);
    line-height: 1.1;
    letter-spacing: -0.5px;
}

.brand-sub {
    font-size: 13px;
    color: var(--c-muted);
    margin-top: 4px;
    font-weight: 500;
}

.menu-trigger {
    width: 40px;
    height: 40px;
    background: white;
    border-radius: var(--r-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-dark);
    font-size: 20px;
    box-shadow: var(--sh-sm);
}

/* ============ Side Menu ============ */
.side-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    background: white;
    z-index: 200;
    transition: right var(--tr-slow);
    box-shadow: -4px 0 24px rgba(0,0,0,0.1);
    padding: var(--sp-6);
    overflow-y: auto;
}

.side-menu.open {
    right: 0;
}

.side-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15,79,70,0.5);
    z-index: 150;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--tr-base);
}

.side-menu-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.side-menu-close {
    position: absolute;
    top: var(--sp-3);
    left: var(--sp-3);
    width: 36px;
    height: 36px;
    background: var(--c-cream);
    border-radius: var(--r-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-dark);
    font-size: 18px;
}

.side-menu-brand {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    padding: var(--sp-4) 0;
    border-bottom: 1px solid var(--c-border);
    margin-bottom: var(--sp-4);
}

.side-menu-nav a {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    padding: var(--sp-3);
    border-radius: var(--r-md);
    color: var(--c-text);
    font-size: 14px;
    margin-bottom: 4px;
    transition: all var(--tr-base);
}

.side-menu-nav a:hover {
    background: var(--c-primary-50);
    color: var(--c-primary);
}

.side-menu-nav a i {
    font-size: 20px;
    color: var(--c-primary);
}

/* ============ Footer ============ */
.footer {
    background: var(--c-dark);
    color: white;
    padding: var(--sp-8) 0 var(--sp-6);
    margin-top: var(--sp-12);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sp-6);
    margin-bottom: var(--sp-6);
}

@media (min-width: 600px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.footer h4 {
    font-size: 14px;
    font-weight: 700;
    margin-bottom: var(--sp-3);
    color: white;
}

.footer-links a {
    display: block;
    font-size: 13px;
    color: rgba(255,255,255,0.7);
    padding: 4px 0;
    transition: color var(--tr-base);
}

.footer-links a:hover {
    color: var(--c-accent);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: var(--sp-4);
    text-align: center;
    font-size: 12px;
    color: rgba(255,255,255,0.6);
}

/* ============ Page Header (with back) ============ */
.page-header {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    padding: var(--sp-3) 0 var(--sp-4);
}

.back-btn {
    width: 36px;
    height: 36px;
    background: white;
    border-radius: var(--r-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-dark);
    font-size: 20px;
    box-shadow: var(--sh-sm);
}

.page-header-title {
    flex: 1;
}

.page-header-title h1 {
    font-size: 17px;
    font-weight: 700;
    color: var(--c-dark);
    line-height: 1.2;
}

.page-header-title p {
    font-size: 11px;
    color: var(--c-muted);
    margin-top: 2px;
}