/* SCAIL Website - Clean CSS
   Consolidated stylesheet for static HTML site
*/

/* ========================================
   CSS Variables & Branding
   ======================================== */

:root {
    --primary-color: #07cfea;
    --secondary-color: #151515;
    --text-main: #ffffff;
    --text-secondary: #AAABAB;
    --bg-dark: #0b0b0c;
    --bg-light: #151515;
    --border-color: rgba(7, 207, 234, 0.2);
    --border-hover: rgba(7, 207, 234, 1);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
    --transition: all 0.3s ease;
}

/* ========================================
   CSS Reset & Base Styles
   ======================================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-main);
    background-color: var(--bg-dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-weight: 400;
    letter-spacing: -0.01em;
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 1rem;
    color: var(--text-main);
    letter-spacing: -0.02em;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

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

a:hover {
    color: var(--text-main);
}

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

/* ========================================
   Layout Container
   ======================================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ========================================
   Header & Navigation
   ======================================== */

header {
    background: rgba(21, 21, 21, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    max-height: 50px;
    width: auto;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    align-items: center;
}

nav a {
    color: #ffffff;
    font-weight: 500;
    padding: 0.5rem 0;
    display: block;
}

nav a:hover {
    color: #07cfea;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle:hover {
    color: var(--primary-color);
}

/* ========================================
   Main Content
   ======================================== */

main {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

section {
    padding: 5rem 0;
}

section:first-of-type {
    padding-top: 4rem;
}

section:last-of-type {
    padding-bottom: 4rem;
}

/* ========================================
   Footer
   ======================================== */

footer {
    background-color: #151515;
    color: #AAABAB;
    padding: 2rem 0;
    margin-top: 4rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

footer p {
    margin: 0;
    color: var(--text-secondary);
}

footer nav ul {
    gap: 1.5rem;
}

footer nav a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

footer nav a:hover {
    color: var(--primary-color);
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: var(--bg-dark);
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.btn:hover {
    background-color: transparent;
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--bg-dark);
}

/* ========================================
   Responsive Design - Mobile First
   ======================================== */

/* Mobile (default, up to 767px) */
@media (max-width: 767px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.5rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero h2 {
        font-size: 1.75rem;
    }

    .services-grid,
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .mila-header {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .mila-acronym p {
        font-size: 1.5rem;
    }

    .process-item {
        flex-direction: column;
        gap: 1rem;
    }

    .process-item-icon {
        width: 40px;
        height: 40px;
    }

    .header-container {
        flex-wrap: wrap;
    }

    .menu-toggle {
        display: block;
    }

    nav {
        width: 100%;
        display: none;
    }

    nav.active {
        display: block;
    }

    nav ul {
        flex-direction: column;
        gap: 0;
        width: 100%;
        padding: 1rem 0;
    }

    nav li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    nav a {
        padding: 1rem;
        display: block;
    }

    .footer-container {
        flex-direction: column;
        text-align: center;
    }

    footer nav ul {
        flex-direction: column;
        gap: 0.5rem;
    }

    section {
        padding: 3rem 0;
    }

    .hero {
        padding: 4rem 0 3rem;
    }

    .booking {
        padding: 3rem 0;
    }

    .services,
    .process,
    .why-choose {
        padding: 3rem 0;
    }

    .cta {
        padding: 4rem 0 3rem;
    }
}

/* Tablet (768px to 980px) */
@media (min-width: 768px) and (max-width: 980px) {
    .container {
        padding: 0 2rem;
    }

    h1 {
        font-size: 2.25rem;
    }

    h2 {
        font-size: 1.875rem;
    }
}

/* Desktop (981px and above) */
@media (min-width: 981px) {
    .container {
        padding: 0 2rem;
    }

    header {
        padding: 1.5rem 0;
    }

    .logo img {
        max-height: 60px;
    }

    nav ul {
        gap: 2.5rem;
    }
}

/* ========================================
   Content Sections
   ======================================== */

.hero {
    text-align: center;
    padding: 6rem 0 5rem;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

.booking {
    padding: 3rem 0;
}

.services {
    padding: 5rem 0;
}

.services h1 {
    margin-bottom: 1rem;
}

.services > .container > p {
    margin-bottom: 0;
    font-size: 1.125rem;
    margin-top: 0.5rem;
}

.services-grid,
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
    margin-bottom: 3rem;
}

.service-card,
.feature-card {
    background-color: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.service-card:hover,
.feature-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.service-card-icon,
.feature-card-icon {
    width: 40px;
    height: 40px;
    color: var(--primary-color);
    flex-shrink: 0;
}

.service-card h3,
.feature-card h3 {
    color: var(--primary-color);
    margin-bottom: 0;
}

.process {
    padding: 5rem 0;
}

.process h1 {
    margin-bottom: 1rem;
}

.process > .container > p {
    margin-bottom: 3rem;
    font-size: 1.125rem;
}

.process-item {
    margin-bottom: 4rem;
    padding: 2.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: flex-start;
    gap: 2rem;
}

.process-item:last-child {
    border-bottom: none;
    margin-bottom: 2rem;
}

.process-item-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    color: var(--primary-color);
}

.process-item-content {
    flex: 1;
}

.process-item h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.why-choose {
    padding: 5rem 0;
}

.why-choose h1 {
    margin-bottom: 1rem;
}

.why-choose > .container > p {
    margin-bottom: 0;
    font-size: 1.125rem;
    margin-top: 0.5rem;
}

.cta {
    text-align: center;
    padding: 5rem 0 4rem;
}

.cta h1 {
    margin-bottom: 1.5rem;
}

.cta > .container > p:first-of-type {
    font-size: 1.125rem;
    max-width: 700px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

.cta .btn {
    margin-bottom: 2rem;
    display: inline-block;
}

.cta-disclaimer {
    font-size: 1rem;
    margin-top: 2rem;
    margin-bottom: 0;
    color: var(--text-secondary);
}

.logo-inline {
    display: inline-block;
    vertical-align: middle;
    height: 1.1em;
    width: auto;
    margin: 0 0.15em;
    position: relative;
    top: -0.05em;
}

.content-page {
    padding: 3rem 0;
    max-width: 800px;
    margin: 0 auto;
}

.content-page h1 {
    margin-bottom: 2rem;
}

.content-page h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.content-page hr {
    border: none;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    margin: 2rem 0;
}

.content-page ul {
    list-style: disc;
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.content-page ul li {
    margin-bottom: 0.5rem;
}

.content-page ul li p {
    margin: 0;
}

.contact-form {
    max-width: 500px;
    margin: 2rem auto;
}

.form-field {
    margin-bottom: 1.5rem;
}

.form-field label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-main);
    font-weight: 500;
}

.form-field input[type="tel"],
.form-field input[type="text"],
.form-field input[type="email"],
.form-field textarea {
    width: 100%;
    padding: 0.75rem;
    background-color: #151515;
    border: 1px solid rgba(7, 207, 234, 0.3);
    border-radius: 4px;
    color: #ffffff;
    font-size: 1rem;
    font-family: inherit;
}

.form-field input[type="tel"]:focus,
.form-field input[type="text"]:focus,
.form-field input[type="email"]:focus,
.form-field textarea:focus {
    outline: none;
    border-color: #07cfea;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 0.25rem;
    cursor: pointer;
}

.checkbox-label span {
    color: var(--text-secondary);
    line-height: 1.5;
}

.form-submit {
    margin-top: 2rem;
    text-align: center;
}

.mila-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 3rem;
}

.mila-logo img {
    max-width: 100%;
    height: auto;
}

.mila-acronym p {
    font-size: 2rem;
    line-height: 1.4;
    color: var(--text-main);
    margin: 0;
}

.mila-test {
    padding: 2rem 0;
}

.mila-test iframe {
    min-height: 600px;
}

.mila-calling {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mila-calling-content {
    text-align: center;
}

.mila-icon {
    max-width: 300px;
    margin: 0 auto 2rem;
}

.mila-calling-content h2 {
    color: #ffffff;
    font-weight: 300;
    margin-bottom: 2rem;
}

.mila-calling-content h1 {
    color: #ffffff;
    font-weight: 600;
}

/* ========================================
   Utility Classes
   ======================================== */

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }