/* ===================================
   CSS Variables & Design Tokens
   =================================== */
:root {
    /* Primary Colors - Deep Blue */
    --color-primary-100: #E0E7FF;
    --color-primary-200: #C7D2FE;
    --color-primary-300: #A5B4FC;
    --color-primary-400: #818CF8;
    --color-primary-500: #1E3A8A;
    --color-primary-600: #0A2463;
    --color-primary-700: #071b4d;
    --color-primary-800: #051337;
    --color-primary-900: #020b21;

    /* Secondary Colors - Turquoise */
    --color-secondary-100: #CFFAFE;
    --color-secondary-200: #A5F3FC;
    --color-secondary-300: #7DD3FC;
    --color-secondary-400: #22D3EE;
    --color-secondary-500: #06B6D4;
    --color-secondary-600: #14B8A6;
    --color-secondary-700: #0E9384;
    --color-secondary-800: #0B6E63;
    --color-secondary-900: #084A42;

    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F3F4F6;
    --color-gray-200: #E5E7EB;
    --color-gray-300: #D1D5DB;
    --color-gray-400: #9CA3AF;
    --color-gray-500: #6B7280;
    --color-gray-600: #4B5563;
    --color-gray-700: #374151;
    --color-gray-800: #1F2937;
    --color-gray-900: #111827;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-secondary-600) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--color-secondary-500) 0%, var(--color-secondary-700) 100%);
    --gradient-accent: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-secondary-400) 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Poppins', var(--font-primary);

    --font-size-xs: 0.75rem;
    /* 12px */
    --font-size-sm: 0.9375rem;
    /* 15px - improved from 14px */
    --font-size-base: 1.0625rem;
    /* 17px - improved from 16px */
    --font-size-lg: 1.1875rem;
    /* 19px - improved from 18px */
    --font-size-xl: 1.3125rem;
    /* 21px - improved from 20px */
    --font-size-2xl: 1.5625rem;
    /* 25px - improved from 24px */
    --font-size-3xl: 1.9375rem;
    /* 31px - improved from 30px */
    --font-size-4xl: 2.375rem;
    /* 38px - improved from 36px */
    --font-size-5xl: 3.125rem;
    /* 50px - improved from 48px */
    --font-size-6xl: 3.875rem;
    /* 62px - improved from 60px */

    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;

    /* Spacing */
    --spacing-xs: 0.5rem;
    /* 8px */
    --spacing-sm: 0.75rem;
    /* 12px */
    --spacing-md: 1rem;
    /* 16px */
    --spacing-lg: 1.5rem;
    /* 24px */
    --spacing-xl: 2rem;
    /* 32px */
    --spacing-2xl: 3rem;
    /* 48px */
    --spacing-3xl: 4rem;
    /* 64px */
    --spacing-4xl: 6rem;
    /* 96px */

    /* Border Radius */
    --radius-sm: 0.375rem;
    /* 6px */
    --radius-md: 0.5rem;
    /* 8px */
    --radius-lg: 0.75rem;
    /* 12px */
    --radius-xl: 1rem;
    /* 16px */
    --radius-2xl: 1.5rem;
    /* 24px */
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 20px rgba(6, 182, 212, 0.3);
    --shadow-glow-hover: 0 0 30px rgba(6, 182, 212, 0.5);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Z-Index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1050;
    --z-tooltip: 1070;

    /* Other */
    --header-height: 4.5rem;
    --container-max-width: 1200px;
}

/* ===================================
   Base Styles & Reset
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: 1.8;
    /* Improved from 1.6 for better readability */
    color: var(--color-gray-700);
    /* Slightly lighter for better contrast balance */
    background: linear-gradient(135deg, #f8fafc 0%, #e0f2fe 100%);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    line-height: 1.3;
    /* Improved from 1.2 for better heading readability */
    color: var(--color-primary-700);
    margin-bottom: 0.75em;
    /* Added spacing after headings */
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-base);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    outline: none;
    background: none;
    font-family: inherit;
}

input,
textarea {
    font-family: inherit;
    outline: none;
}

p {
    margin-bottom: 1.25em;
    /* Added paragraph spacing for readability */
}

p:last-child {
    margin-bottom: 0;
    /* Remove bottom margin from last paragraph */
}

/* ===================================
   Utility Classes
   =================================== */
.container {
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
}

.section {
    padding: var(--spacing-4xl) 0;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-2xl);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-2xl);
}

.glass-card-large {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    padding: var(--spacing-3xl);
}

/* Section Headers */
.section__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section__subtitle {
    display: inline-block;
    font-size: var(--font-size-base);
    /* Increased from sm for better visibility */
    font-weight: var(--font-weight-semibold);
    color: var(--color-secondary-600);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    /* Increased for better readability */
    margin-bottom: var(--spacing-md);
    /* Increased spacing */
}

.section__title {
    font-size: var(--font-size-5xl);
    /* Increased from 4xl for better hierarchy */
    margin-bottom: var(--spacing-lg);
    /* Increased spacing */
    line-height: 1.25;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 1rem 2rem;
    /* Increased padding for better clickability */
    font-size: var(--font-size-lg);
    /* Increased for better readability */
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.02em;
    /* Subtle letter spacing for clarity */
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width var(--transition-slow), height var(--transition-slow);
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn span,
.btn i {
    position: relative;
    z-index: 1;
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-lg);
}

.btn--primary:hover {
    box-shadow: var(--shadow-glow-hover);
    transform: translateY(-2px);
}

.btn--secondary {
    background: var(--color-white);
    color: var(--color-primary-600);
    border: 2px solid var(--color-primary-600);
}

.btn--secondary:hover {
    background: var(--color-primary-600);
    color: var(--color-white);
}

.btn--full {
    width: 100%;
    justify-content: center;
}

/* ===================================
   Header & Navigation
   =================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
    z-index: var(--z-fixed);
    transition: background var(--transition-base);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-600);
}

.nav__logo i {
    font-size: var(--font-size-2xl);
    color: var(--color-secondary-600);
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.nav__link {
    font-weight: var(--font-weight-medium);
    color: var(--color-gray-700);
    position: relative;
    transition: color var(--transition-base);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link.active-link {
    color: var(--color-primary-600);
}

.nav__link:hover::after,
.nav__link.active-link::after {
    width: 100%;
}

.nav__toggle,
.nav__close {
    display: none;
    font-size: var(--font-size-2xl);
    color: var(--color-primary-600);
    cursor: pointer;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    position: relative;
    overflow: hidden;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid var(--color-secondary-500);
    border-radius: var(--radius-full);
    color: var(--color-secondary-700);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero__title {
    font-size: var(--font-size-6xl);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero__description {
    font-size: var(--font-size-xl);
    /* Increased for better readability */
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.9;
    /* Increased line height */
    animation: fadeInUp 0.6s ease-out 0.6s both;
    max-width: 90%;
    /* Limit line length for better readability */
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
    animation: fadeInUp 0.6s ease-out 0.8s both;
}

.hero__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    animation: fadeInUp 0.6s ease-out 1s both;
}

.stat {
    text-align: center;
}

.stat__number {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-extrabold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
}

.stat__label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

/* Hero Image/Animation */
.hero__image {
    position: relative;
    height: 500px;
    animation: fadeIn 1s ease-out 0.5s both;
}

.hero__blob {
    position: absolute;
    width: 100%;
    height: 100%;
    animation: float 6s ease-in-out infinite;
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary-700);
}

.floating-card i {
    font-size: var(--font-size-2xl);
    color: var(--color-secondary-600);
}

.floating-card.card-1 {
    top: 15%;
    left: 10%;
    animation: float 4s ease-in-out infinite;
}

.floating-card.card-2 {
    top: 50%;
    right: 5%;
    animation: float 5s ease-in-out infinite 1s;
}

.floating-card.card-3 {
    bottom: 20%;
    left: 15%;
    animation: float 6s ease-in-out infinite 2s;
}

.hero__scroll {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
}

.scroll-down {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    animation: bounce 2s infinite;
}

.scroll-down i {
    font-size: var(--font-size-lg);
}

/* ===================================
   About Section
   =================================== */
.about__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
}

.about__card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s, transform 0.6s;
}

.about__card.visible {
    opacity: 1;
    transform: translateY(0);
}

.card__icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
}

.card__icon i {
    font-size: var(--font-size-2xl);
    color: var(--color-white);
}

.card__title {
    font-size: var(--font-size-3xl);
    /* Increased from 2xl for better hierarchy */
    margin-bottom: var(--spacing-lg);
    /* Increased spacing */
    line-height: 1.3;
}

.card__description {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
    /* Increased spacing between paragraphs */
    line-height: 1.9;
    /* Better line height */
    font-size: var(--font-size-base);
    /* Ensure consistent size */
}

.card__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.card__list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-gray-600);
    line-height: 1.8;
    /* Added line height for list items */
    padding: 0.25rem 0;
    /* Added vertical spacing */
}

.card__list i {
    color: var(--color-secondary-600);
    font-size: var(--font-size-lg);
}

/* ===================================
   Services Section
   =================================== */
.services {
    background: linear-gradient(135deg, rgba(10, 36, 99, 0.02) 0%, rgba(6, 182, 212, 0.02) 100%);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.service__card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    transition: all var(--transition-base);
    cursor: pointer;
    opacity: 0;
    transform: translateY(30px);
}

.service__card.visible {
    opacity: 1;
    transform: translateY(0);
}

.service__card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--color-secondary-500);
}

.service__icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-accent);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-lg);
    transition: transform var(--transition-base);
}

.service__card:hover .service__icon {
    transform: scale(1.1) rotate(5deg);
}

.service__icon i {
    font-size: var(--font-size-3xl);
    color: var(--color-white);
}

.service__title {
    font-size: var(--font-size-2xl);
    /* Increased from xl */
    margin-bottom: var(--spacing-lg);
    /* Increased spacing */
    line-height: 1.3;
}

.service__description {
    color: var(--color-gray-600);
    line-height: 1.9;
    /* Improved line height */
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-base);
    /* Explicit size for consistency */
}

.service__link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-secondary-600);
    font-weight: var(--font-weight-semibold);
    transition: gap var(--transition-base);
}

.service__card:hover .service__link {
    gap: var(--spacing-md);
}

/* ===================================
   Register Section
   =================================== */
.register {
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.register::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 8s ease-in-out infinite;
}

.register__content {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.register__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.5);
    /* Increased opacity for better contrast */
    border: 1px solid var(--color-gray-300);
    /* Darker border */
    border-radius: var(--radius-full);
    color: var(--color-gray-800);
    /* Updated to gray-800 as requested */
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s ease-in-out infinite;
}

.register__title {
    font-size: var(--font-size-5xl);
    /* Increased from 4xl */
    color: var(--color-gray-800);
    /* Dark gray for readability */
    margin-bottom: var(--spacing-lg);
    /* Increased spacing */
    text-align: center;
    line-height: 1.25;
}

.register__description {
    font-size: var(--font-size-xl);
    /* Increased for better readability */
    color: var(--color-gray-800);
    /* Dark gray matching title */
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    line-height: 1.9;
    /* Better line height */
}

/* Form Styles */
.register__form {
    margin-bottom: var(--spacing-2xl);
}

.form__group {
    margin-bottom: var(--spacing-lg);
}

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

.input__wrapper i {
    position: absolute;
    left: var(--spacing-lg);
    color: var(--color-gray-600);
    /* Improved from gray-400 for better visibility */
    font-size: var(--font-size-lg);
    pointer-events: none;
    transition: color var(--transition-base);
}

.form__input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg) var(--spacing-md) 3.5rem;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid transparent;
    border-radius: var(--radius-xl);
    font-size: var(--font-size-base);
    color: var(--color-gray-800);
    transition: all var(--transition-base);
}

.form__input:focus {
    background: var(--color-white);
    border-color: var(--color-secondary-400);
    box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.1);
}

.form__input:focus+i,
.input__wrapper:focus-within i {
    color: var(--color-secondary-600);
}

.form__input::placeholder {
    color: var(--color-gray-500);
    /* Improved from gray-400 for better contrast */
}

/* Checkbox */
.checkbox__group {
    margin-bottom: var(--spacing-xl);
}

.checkbox__label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    cursor: pointer;
    color: var(--color-gray-800);
    /* Dark gray for consistency */
}

.checkbox__label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkmark {
    position: relative;
    width: 20px;
    height: 20px;
    min-width: 20px;
    background: rgba(255, 255, 255, 0.5);
    border: 2px solid var(--color-gray-400);
    /* Darker border for visibility */
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.checkbox__label input[type="checkbox"]:checked~.checkmark {
    background: var(--color-secondary-500);
    border-color: var(--color-secondary-500);
}

.checkmark::after {
    content: '';
    position: absolute;
    display: none;
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox__label input[type="checkbox"]:checked~.checkmark::after {
    display: block;
}

.checkbox__text {
    font-size: var(--font-size-sm);
    /* Removed opacity - color now set in checkbox__label */
}

/* Form Message */
.form__message {
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    display: none;
}

.form__message.success {
    display: block;
    background: rgba(16, 185, 129, 0.2);
    color: var(--color-white);
    border: 1px solid rgba(16, 185, 129, 0.5);
}

.form__message.error {
    display: block;
    background: rgba(239, 68, 68, 0.2);
    color: var(--color-white);
    border: 1px solid rgba(239, 68, 68, 0.5);
}

/* Register Features */
.register__features {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.95);
    /* Improved from 0.9 for better contrast */
    font-size: var(--font-size-sm);
}

.feature i {
    color: var(--color-secondary-300);
    font-size: var(--font-size-lg);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: linear-gradient(135deg, var(--color-primary-800) 0%, var(--color-primary-900) 100%);
    color: var(--color-white);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-lg);
}

.footer__logo i {
    font-size: var(--font-size-3xl);
    color: var(--color-secondary-400);
}

.footer__description {
    color: rgba(255, 255, 255, 0.8);
    /* Improved contrast */
    margin-bottom: var(--spacing-lg);
    line-height: 1.9;
    /* Better line height */
    font-size: var(--font-size-base);
}

.footer__social {
    display: flex;
    gap: var(--spacing-md);
}

.social__link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.social__link:hover {
    background: var(--color-secondary-500);
    transform: translateY(-3px);
}

.footer__title {
    font-size: var(--font-size-xl);
    /* Increased from lg */
    margin-bottom: var(--spacing-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-secondary-400);
    /* Turquoise color for footer section titles */
}

.footer__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__list a {
    color: rgba(255, 255, 255, 0.9);
    /* Improved from 0.7 for better contrast */
    transition: color var(--transition-base);
}

.footer__list a:hover {
    color: var(--color-secondary-300);
}

.footer__contact {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer__contact li {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: rgba(255, 255, 255, 0.85);
    /* Improved from 0.7 for better readability */
}

.footer__contact i {
    color: var(--color-secondary-400);
    font-size: var(--font-size-lg);
}

.footer__bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    /* Improved from 0.5 for better visibility */
    font-size: var(--font-size-sm);
}

/* ===================================
   Animations
   =================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

/* ===================================
   Responsive Design
   =================================== */
@media screen and (max-width: 968px) {
    :root {
        --font-size-6xl: 2.5rem;
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
    }

    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__buttons {
        justify-content: center;
    }

    .hero__image {
        order: -1;
        height: 400px;
    }

    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        padding: var(--spacing-3xl) var(--spacing-2xl);
        box-shadow: var(--shadow-2xl);
        transition: right var(--transition-base);
    }

    .nav__menu.show-menu {
        right: 0;
    }

    .nav__list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xl);
    }

    .nav__toggle,
    .nav__close {
        display: block;
    }

    .nav__close {
        position: absolute;
        top: var(--spacing-lg);
        right: var(--spacing-lg);
    }

    .services__grid {
        grid-template-columns: 1fr;
    }
}

@media screen and (max-width: 576px) {
    .hero__stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .hero__buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .register__features {
        flex-direction: column;
        align-items: center;
    }

    .footer__content {
        grid-template-columns: 1fr;
    }
}