/* DHA Multan — Single Page Lead Form (medium, readable) */

:root {
    --green-dark:    #1a5c3a;
    --header-bg:     #0a1512;
    --header-gold:   #fecb4e;
    --green-primary: #2d8a55;
    --green-light:   #3aad6a;
    --green-soft:    #e8f5ee;
    --bg-page:       #f0f7f3;
    --bg-card:       #ffffff;
    --bg-input:      #f8fbf9;
    --text-dark:     #1a2e24;
    --text-body:     #3d5a4a;
    --text-muted:    #7a9488;
    --border:        #d4e8dc;
    --border-focus:  #2d8a55;
    --error:         #d93025;
    --error-bg:      #fef2f2;
    --shadow-md:     0 4px 24px rgba(26, 92, 58, 0.12);
    --radius-sm:     10px;
    --radius-lg:     18px;
    --radius-pill:   999px;
    --font:          'Plus Jakarta Sans', system-ui, sans-serif;
    --input-h:       54px;
    --form-max:      980px;
    --transition:    0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    overflow-x: hidden;
    font-family: var(--font);
    background: var(--bg-page);
    color: var(--text-body);
    min-height: 100vh;
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

.page-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header — portal style */
.site-header {
    background: var(--header-bg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-container {
    max-width: calc(var(--form-max) + 4rem);
    margin: 0 auto;
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.45rem 1rem 0.45rem 0.55rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    min-width: 0;
}

.brand-logo-img {
    width: 64px;
    height: 64px;
    flex-shrink: 0;
    border-radius: 50%;
    object-fit: cover;
}

.brand-portal {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #fff;
    white-space: nowrap;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    flex-shrink: 0;
}

.nav-link {
    color: #fff;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    text-decoration: none;
    white-space: nowrap;
    transition: opacity var(--transition);
}

.nav-link:hover { opacity: 0.8; }

.nav-btn {
    display: inline-flex;
    align-items: center;
    padding: 0.55rem 0.9rem;
    background: var(--header-gold);
    border-radius: 6px;
    color: #111;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    text-decoration: none;
    white-space: nowrap;
    transition: filter var(--transition);
}

.nav-btn:hover { filter: brightness(1.05); }

/* Main — medium form card */
.main-content {
    flex: 1;
    padding: 2rem 1.5rem 3rem;
}

.form-container {
    max-width: var(--form-max);
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2.75rem 2.25rem;
    box-shadow: var(--shadow-md);
}

.form-intro {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.form-intro h1 {
    font-size: 1.85rem;
    font-weight: 700;
    color: var(--green-dark);
    margin-bottom: 0.5rem;
}

.form-intro p {
    font-size: 1rem;
    color: var(--text-muted);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.35rem 1.75rem;
}

.form-grid-3col {
    grid-column: 1 / -1;
    grid-template-columns: 1fr 1fr 1fr;
}

.city-slot {
    min-width: 0;
}

.city-slot .form-group {
    margin: 0;
}

.form-group-full { grid-column: 1 / -1; }

.form-group label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.45rem;
}

.required { color: var(--green-primary); }

/* Standard inputs */
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--bg-input);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-dark);
    font-family: var(--font);
    font-size: 1rem;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
    -webkit-appearance: none;
    appearance: none;
    min-height: var(--input-h);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--border-focus);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(45, 138, 85, 0.12);
}

.form-group select {
    cursor: pointer;
    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='%232d8a55' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.875rem center;
    padding-right: 2.25rem;
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

/* WhatsApp: flag | +code | number — readable split */
.phone-input-group {
    display: flex;
    align-items: stretch;
    min-height: var(--input-h);
    background: var(--bg-input);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
}

.phone-input-group:focus-within {
    border-color: var(--border-focus);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(45, 138, 85, 0.12);
}

.phone-code-box {
    position: relative;
    display: flex;
    align-items: center;
    flex: 0 0 118px;
    min-width: 118px;
    height: 100%;
    min-height: calc(var(--input-h) - 3px);
    background: var(--green-soft);
    border-right: 1.5px solid var(--border);
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}

.phone-code-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    width: 100%;
    padding: 0 1.35rem 0 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--green-dark);
    white-space: nowrap;
    pointer-events: none;
    user-select: none;
    line-height: 1;
}

.phone-code-box::after {
    content: '';
    position: absolute;
    right: 0.45rem;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid var(--green-primary);
    pointer-events: none;
}

.phone-code-select {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    border: none !important;
    background: transparent !important;
    padding: 0 !important;
    min-height: unset !important;
    box-shadow: none !important;
}

.phone-code-select:focus {
    box-shadow: none !important;
}

.phone-number-input {
    flex: 1 1 auto;
    min-width: 120px;
    width: auto !important;
    min-height: calc(var(--input-h) - 3px) !important;
    padding: 0.8rem 1rem !important;
    font-size: 1rem !important;
    border: none !important;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0 !important;
    background: transparent !important;
    box-shadow: none !important;
}

.phone-number-input:focus {
    box-shadow: none !important;
}

.form-group.has-error .phone-input-group {
    border-color: var(--error);
    background: var(--error-bg);
}

.form-group.has-error .phone-code-box {
    background: var(--error-bg);
    border-right-color: var(--error);
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
    border-color: var(--error);
    background: var(--error-bg);
}

.form-group.has-error .area-grid {
    outline: 1.5px solid var(--error);
    border-radius: var(--radius-sm);
    padding: 0.5rem;
    background: var(--error-bg);
}

.field-error {
    display: flex;
    align-items: flex-start;
    gap: 0.3rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--error);
    margin-top: 0.35rem;
}

.field-error:not(:empty)::before {
    content: '⚠';
    font-size: 0.75rem;
    flex-shrink: 0;
}

/* Area chips */
.area-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.55rem;
}

.area-option { cursor: pointer; }
.area-option input { position: absolute; opacity: 0; width: 0; height: 0; }

.area-chip {
    display: block;
    padding: 0.75rem 0.5rem;
    text-align: center;
    background: var(--bg-input);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: all var(--transition);
}

.area-option input:checked + .area-chip {
    background: var(--green-soft);
    border-color: var(--green-primary);
    color: var(--green-dark);
    font-weight: 600;
}

.area-option:hover .area-chip { border-color: var(--green-light); }

/* Submit */
.form-actions {
    margin-top: 2rem;
    text-align: center;
}

.btn-submit {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 280px;
    padding: 1rem 3rem;
    background: linear-gradient(135deg, var(--green-primary), var(--green-dark));
    border: none;
    border-radius: var(--radius-pill);
    color: #fff;
    font-family: var(--font);
    font-size: 1.0625rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 16px rgba(45, 138, 85, 0.3);
    transition: transform var(--transition), box-shadow var(--transition);
}

.btn-submit:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(45, 138, 85, 0.4);
}

.btn-submit:disabled { opacity: 0.65; cursor: not-allowed; }
.btn-loader { display: none; }
.btn-submit.loading .btn-text { opacity: 0; }
.btn-submit.loading .btn-loader { display: block; position: absolute; }

.spinner { width: 22px; height: 22px; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Footer */
.site-footer {
    text-align: center;
    padding: 0.875rem 1rem;
    background: var(--green-dark);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.8125rem;
}

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
    background: rgba(26, 46, 36, 0.55);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.modal-overlay.active { opacity: 1; visibility: visible; }

.modal-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 2rem 1.75rem;
    max-width: 400px;
    width: 100%;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.modal-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 0.875rem;
    color: var(--green-primary);
}

.modal-icon svg { width: 100%; height: 100%; }

.modal-card h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.modal-card p {
    color: var(--text-body);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.btn-modal-close {
    padding: 0.7rem 2rem;
    background: var(--green-primary);
    border: none;
    border-radius: var(--radius-pill);
    color: #fff;
    font-family: var(--font);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
}

.btn-modal-close:hover { background: var(--green-dark); }

/* ── Responsive ── */

/* Tablet: stack multi-column layouts */
@media (max-width: 900px) {
    .header-container {
        padding: 0.75rem 1.25rem;
    }

    .main-content {
        padding: 1.5rem 1rem 2.5rem;
    }

    .form-container {
        padding: 2rem 1.5rem;
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 1.15rem;
    }

    .form-grid-3col {
        grid-template-columns: 1fr 1fr;
    }

    .form-grid-3col .city-slot {
        grid-column: 1 / -1;
    }
}

/* Mobile */
@media (max-width: 640px) {
    :root {
        --input-h: 50px;
    }

    body {
        font-size: 15px;
    }

    .header-container {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
        padding: 0.75rem 1rem;
    }

    .brand-badge {
        justify-content: center;
        padding: 0.4rem 0.85rem;
        gap: 0.65rem;
    }

    .brand-logo-img {
        width: 52px;
        height: 52px;
    }

    .brand-portal {
        font-size: 0.9rem;
        white-space: normal;
        text-align: center;
        line-height: 1.25;
    }

    .header-nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.45rem 0.55rem;
    }

    .nav-link,
    .nav-btn {
        font-size: 0.7rem;
        padding: 0.5rem 0.75rem;
        min-height: 40px;
    }

    .main-content {
        padding: 1rem 0.75rem 2rem;
    }

    .form-container {
        padding: 1.5rem 1.125rem;
        border-radius: 14px;
        border-left: none;
        border-right: none;
    }

    .form-intro {
        margin-bottom: 1.5rem;
        padding-bottom: 1.15rem;
    }

    .form-intro h1 {
        font-size: 1.45rem;
    }

    .form-intro p {
        font-size: 0.9375rem;
    }

    .form-grid,
    .form-grid-3col {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .form-grid-3col .city-slot {
        grid-column: auto;
    }

    .form-group label {
        font-size: 0.875rem;
    }

    .form-group input,
    .form-group select {
        font-size: 16px;
        padding: 0.75rem 0.875rem;
    }

    .phone-code-box {
        flex: 0 0 108px;
        min-width: 108px;
    }

    .phone-code-display {
        font-size: 0.9375rem;
        padding: 0 1.2rem 0 0.4rem;
    }

    .phone-number-input {
        min-width: 0 !important;
        font-size: 16px !important;
        padding: 0.75rem 0.875rem !important;
    }

    .area-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .area-chip {
        padding: 0.85rem 0.75rem;
        font-size: 0.9375rem;
    }

    .form-actions {
        margin-top: 1.5rem;
    }

    .btn-submit {
        width: 100%;
        min-width: unset;
        padding: 0.9rem 1.5rem;
        font-size: 1rem;
    }

    .site-footer {
        font-size: 0.75rem;
        padding: 0.75rem 0.875rem;
        line-height: 1.45;
    }

    .modal-overlay {
        padding: 1rem;
        align-items: flex-end;
    }

    .modal-card {
        padding: 1.5rem 1.25rem;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        max-width: 100%;
    }

    .modal-card h2 {
        font-size: 1.25rem;
    }

    .btn-modal-close {
        width: 100%;
    }
}

/* Small phones */
@media (max-width: 380px) {
    .brand-portal {
        font-size: 0.82rem;
        letter-spacing: 0.04em;
    }

    .brand-logo-img {
        width: 46px;
        height: 46px;
    }

    .form-container {
        padding: 1.25rem 1rem;
    }

    .form-intro h1 {
        font-size: 1.3rem;
    }

    .phone-code-box {
        flex: 0 0 100px;
        min-width: 100px;
    }

    .nav-link,
    .nav-btn {
        font-size: 0.65rem;
        padding: 0.45rem 0.6rem;
    }
}

/* Safe area for notched devices */
@supports (padding: max(0px)) {
    .site-header {
        padding-left: max(0px, env(safe-area-inset-left));
        padding-right: max(0px, env(safe-area-inset-right));
    }

    .main-content {
        padding-left: max(0.75rem, env(safe-area-inset-left));
        padding-right: max(0.75rem, env(safe-area-inset-right));
    }

    .site-footer {
        padding-bottom: max(0.875rem, env(safe-area-inset-bottom));
    }
}