/* ===== CSS Variables & Reset ===== */
:root {
    --primary: #1344FE;
    --primary-dark: #0d35d4;
    --primary-light: #4a6fff;
    --primary-ultra-light: #e8edff;
    --primary-glow: rgba(19, 68, 254, 0.15);
    --primary-glow-strong: rgba(19, 68, 254, 0.3);
    --white: #ffffff;
    --gray-50: #f8f9fc;
    --gray-100: #f1f3f8;
    --gray-200: #e2e5ef;
    --gray-300: #c8cdd9;
    --gray-400: #9ca3b5;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --success: #10b981;
    --success-light: #d1fae5;
    --whatsapp: #25D366;
    --whatsapp-dark: #128C7E;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -1px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 50px -12px rgba(0,0,0,0.12);
    --shadow-blue: 0 8px 30px rgba(19, 68, 254, 0.2);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--primary-ultra-light) 50%, var(--gray-50) 100%);
    color: var(--gray-800);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* ===== Background Decorations ===== */
.bg-decoration {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.bg-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.bg-circle-1 {
    width: 400px;
    height: 400px;
    background: var(--primary-glow);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}

.bg-circle-2 {
    width: 300px;
    height: 300px;
    background: rgba(19, 68, 254, 0.08);
    bottom: 10%;
    left: -80px;
    animation-delay: -7s;
}

.bg-circle-3 {
    width: 250px;
    height: 250px;
    background: rgba(19, 68, 254, 0.06);
    top: 50%;
    right: -50px;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(15px, 15px) scale(1.02); }
}

/* ===== Language Selector ===== */
.language-bar {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 1000;
}

.language-selector {
    position: relative;
}

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-full);
    cursor: pointer;
    font-family: var(--font);
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.lang-toggle:hover {
    background: var(--white);
    border-color: var(--primary-light);
    box-shadow: var(--shadow-lg);
    transform: translateY(-1px);
}

.lang-flag {
    width: 24px;
    height: 18px;
    border-radius: 3px;
    box-shadow: 0 0 0 1px rgba(0,0,0,0.1);
    flex-shrink: 0;
    line-height: 18px;
}

.lang-chevron {
    transition: transform var(--transition);
    color: var(--gray-400);
}

.lang-toggle.active .lang-chevron {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    min-width: 180px;
    max-height: 320px;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.96);
    transition: var(--transition);
    z-index: 1001;
}

.lang-dropdown.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.lang-dropdown::-webkit-scrollbar {
    width: 6px;
}

.lang-dropdown::-webkit-scrollbar-track {
    background: transparent;
}

.lang-dropdown::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 3px;
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 16px;
    border: none;
    background: transparent;
    font-family: var(--font);
    font-size: 13px;
    color: var(--gray-700);
    cursor: pointer;
    transition: var(--transition-fast);
    text-align: left;
}

.lang-flag-img {
    width: 24px;
    height: 18px;
    border-radius: 3px;
    box-shadow: 0 0 0 1px rgba(0,0,0,0.1);
    flex-shrink: 0;
    line-height: 18px;
}

.lang-option:first-child {
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.lang-option:last-child {
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.lang-option:hover {
    background: var(--primary-ultra-light);
    color: var(--primary);
}

.lang-option.active {
    background: var(--primary);
    color: var(--white);
    font-weight: 500;
}

/* ===== Container ===== */
.container {
    max-width: 520px;
    margin: 0 auto;
    padding: 80px 20px 40px;
    position: relative;
    z-index: 1;
}

/* ===== Logo ===== */
.logo-wrapper {
    text-align: center;
    margin-bottom: 24px;
    animation: fadeInDown 0.6s ease-out;
}

.logo {
    height: 60px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.06));
    transition: transform var(--transition);
}

.logo:hover {
    transform: scale(1.05);
}

/* ===== Form Card ===== */
.form-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-xl);
    padding: 36px 32px;
    box-shadow: var(--shadow-xl);
    animation: fadeInUp 0.6s ease-out 0.1s both;
    position: relative;
    overflow: hidden;
}

.form-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light), var(--primary));
    background-size: 200% 100%;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* ===== Form Header ===== */
.form-header {
    text-align: center;
    margin-bottom: 24px;
}

.form-title {
    font-size: 26px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 8px;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.form-subtitle {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.5;
    max-width: 380px;
    margin: 0 auto;
}

/* ===== Trust Badges ===== */
.trust-badges {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 28px;
    flex-wrap: nowrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 500;
    color: var(--gray-500);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
    max-width: 33%;
}

.badge-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary-ultra-light);
    color: var(--primary);
    flex-shrink: 0;
}

.badge-icon svg {
    width: 14px;
    height: 14px;
}

/* ===== Form Groups ===== */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
    letter-spacing: 0.01em;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 14px;
    color: var(--gray-400);
    pointer-events: none;
    transition: color var(--transition);
    z-index: 2;
}

.input-wrapper:focus-within .input-icon {
    color: var(--primary);
}

.form-group input {
    width: 100%;
    padding: 13px 16px 13px 44px;
    font-family: var(--font);
    font-size: 14px;
    color: var(--gray-800);
    background: var(--white);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-md);
    outline: none;
    transition: var(--transition);
}

.form-group input::placeholder {
    color: var(--gray-400);
}

.form-group input:hover {
    border-color: var(--gray-300);
}

.form-group input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-group input:valid:not(:placeholder-shown) {
    border-color: var(--success);
}

.input-hint {
    display: block;
    font-size: 11px;
    color: var(--gray-400);
    margin-top: 4px;
    padding-left: 2px;
}

/* ===== Country Dropdown ===== */
.country-wrapper {
    position: relative;
}

.input-chevron {
    position: absolute;
    right: 14px;
    color: var(--gray-400);
    pointer-events: none;
    transition: var(--transition);
    z-index: 2;
}

.country-wrapper.open .input-chevron {
    transform: rotate(180deg);
    color: var(--primary);
}

.country-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--white);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    max-height: 240px;
    overflow-y: auto;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-4px);
    transition: var(--transition);
}

.country-dropdown.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.country-dropdown::-webkit-scrollbar {
    width: 6px;
}

.country-dropdown::-webkit-scrollbar-track {
    background: transparent;
}

.country-dropdown::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 3px;
}

.country-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    font-size: 13px;
    color: var(--gray-700);
    cursor: pointer;
    transition: var(--transition-fast);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-family: var(--font);
}

.country-item:hover,
.country-item.highlighted {
    background: var(--primary-ultra-light);
    color: var(--primary);
}

.country-item .country-flag {
    font-size: 18px;
    line-height: 1;
}

/* ===== Submit Button ===== */
.submit-btn {
    width: 100%;
    padding: 15px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-blue);
    position: relative;
    overflow: hidden;
    margin-top: 8px;
}

.submit-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent, rgba(255,255,255,0.15), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.submit-btn:hover::before {
    transform: translateX(100%);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(19, 68, 254, 0.35);
}

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

.submit-btn.loading {
    pointer-events: none;
    opacity: 0.85;
}

.submit-btn.loading .btn-text,
.submit-btn.loading .btn-arrow {
    opacity: 0;
}

.submit-btn.loading .btn-loader {
    display: flex;
}

.btn-loader {
    display: none;
    position: absolute;
    animation: spin 1s linear infinite;
}

.btn-arrow {
    transition: transform var(--transition);
}

.submit-btn:hover .btn-arrow {
    transform: translateX(4px);
}

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

/* ===== Success Message ===== */
.success-message {
    display: none;
    text-align: center;
    padding: 32px 20px;
    animation: fadeInUp 0.5s ease-out;
}

.success-message.show {
    display: block;
}

.success-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--success-light);
    color: var(--success);
    margin-bottom: 16px;
    animation: scaleIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.success-message h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.success-message p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

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

/* ===== WhatsApp Section ===== */
.whatsapp-section {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: var(--white);
    border: 1.5px solid rgba(37, 211, 102, 0.2);
    border-radius: var(--radius-lg);
    margin-top: 16px;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.whatsapp-section:hover {
    border-color: var(--whatsapp);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.15);
    transform: translateY(-2px);
}

.whatsapp-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--whatsapp), var(--whatsapp-dark));
    color: var(--white);
    flex-shrink: 0;
}

.whatsapp-content {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.whatsapp-label {
    font-size: 11px;
    color: var(--gray-500);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.whatsapp-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--whatsapp-dark);
}

.whatsapp-arrow {
    color: var(--gray-400);
    transition: var(--transition);
}

.whatsapp-section:hover .whatsapp-arrow {
    color: var(--whatsapp);
    transform: translateX(4px);
}

/* ===== Website Link ===== */
.website-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px;
    margin-top: 12px;
    text-decoration: none;
    color: var(--gray-500);
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
    animation: fadeInUp 0.6s ease-out 0.3s both;
    border-radius: var(--radius-md);
}

.website-link:hover {
    color: var(--primary);
    background: rgba(19, 68, 254, 0.04);
}

.website-link svg {
    color: var(--primary);
    opacity: 0.6;
}

.website-link:hover svg {
    opacity: 1;
}

.website-url {
    color: var(--primary);
    font-weight: 600;
}

/* ===== Footer ===== */
.footer {
    text-align: center;
    padding: 24px 0 8px;
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.footer p {
    font-size: 12px;
    color: var(--gray-400);
}



/* ===== Floating WhatsApp ===== */
.floating-whatsapp {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--whatsapp), var(--whatsapp-dark));
    color: var(--white);
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    text-decoration: none;
    animation: fadeInUp 0.6s ease-out 0.5s both;
}

.floating-whatsapp:hover {
    transform: scale(1.1) translateY(-2px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
}

.floating-wp-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--whatsapp);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.15); opacity: 0; }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Responsive ===== */
@media (max-width: 640px) {
    .container {
        padding: 70px 16px 32px;
    }

    .form-card {
        padding: 28px 20px;
        border-radius: var(--radius-lg);
    }

    .form-title {
        font-size: 22px;
    }

    .form-subtitle {
        font-size: 13px;
    }

    .trust-badges {
        gap: 8px;
    }

    .badge {
        font-size: 9px;
        gap: 4px;
    }

    .badge-icon {
        width: 22px;
        height: 22px;
    }

    .badge-icon svg {
        width: 11px;
        height: 11px;
    }

    .form-group input {
        padding: 12px 14px 12px 40px;
        font-size: 14px;
    }

    .submit-btn {
        padding: 14px 20px;
        font-size: 14px;
    }

    .floating-whatsapp {
        bottom: 16px;
        right: 16px;
        width: 52px;
        height: 52px;
    }

    .language-bar {
        top: 12px;
        right: 12px;
    }

    .lang-toggle {
        padding: 6px 10px;
        font-size: 12px;
    }
}

@media (min-width: 641px) and (max-width: 1024px) {
    .container {
        max-width: 480px;
    }
}

@media (min-width: 1025px) {
    .container {
        max-width: 520px;
    }

    .form-card {
        padding: 40px 36px;
    }

    .form-title {
        font-size: 28px;
    }
}

/* ===== Dark mode media query (optional - respects system preference) ===== */
@media (prefers-color-scheme: dark) {
    /* Keep light theme for this landing page - dental clinics prefer clean white look */
}

/* ===== Print styles ===== */
@media print {
    .floating-whatsapp,
    .language-bar,
    .bg-decoration {
        display: none !important;
    }
}

/* ===== RTL Support for Arabic ===== */
[dir="rtl"] .input-icon {
    left: auto;
    right: 14px;
}

[dir="rtl"] .form-group input {
    padding: 13px 44px 13px 16px;
}

[dir="rtl"] .input-chevron {
    right: auto;
    left: 14px;
}

[dir="rtl"] .country-item {
    text-align: right;
}

[dir="rtl"] .btn-arrow {
    transform: rotate(180deg);
}

[dir="rtl"] .submit-btn:hover .btn-arrow {
    transform: rotate(180deg) translateX(4px);
}

[dir="rtl"] .whatsapp-arrow {
    transform: rotate(180deg);
}

[dir="rtl"] .whatsapp-section:hover .whatsapp-arrow {
    transform: rotate(180deg) translateX(4px);
}

[dir="rtl"] .lang-dropdown {
    right: 0;
    left: auto;
}

[dir="rtl"] .input-hint {
    padding-left: 0;
    padding-right: 2px;
}