Start of day 3.

Reviewed-on: https://127.0.0.1:3000/dan/advent-of-code/pulls/2

.gitignore

@@ -1,3 +1,6 @@
 /target
 2016/twenty16/target
 2024/rust/target
+2023/rust/target
+*/target
+2025/vendor

2024/rust/inputs/day4.txt

@@ -0,0 +1,140 @@
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+XXAMXXSXSMMXXMAMXMAAXMXMMAMMSAMAAAXSMXSAXAMXSASASAAMSMSXMXMMSAXASMXSMXSXMMSAMXSMSMSXMSSSSSMXMASXSAMXSMMAAMXMAMSAXAMMAMASMMMSAXSAAMSSMMMAMAMX
+SSMMXXAMMMXMXMAMMMSSMASMXSAXMASMMMMXXAMXMSAXMASAMXSMXAMXXMSAAMMMMXMAMAMASMMSMMSAAASAMAAXMAXXSXSASMSMMAMMAMSSMMMMSXSMSMAMAAMMASMSMSAMMAXAXAMX
+MAMSMMMMASAMASASXAAAMASMAMMSAMXAASMMMMSAMXAXMAMXMAXXMSMMSAMXSMSASXSAMXSAMAAXMAMSMMSAMXSMMXMMAMMAMXAMSSMMSMAAAXMASAAAXMSMSSSMXMAXMMASMSSMSSSM
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2024/rust/inputs/day4test.txt

@@ -0,0 +1,10 @@
+MMMSXXMASM
+MSAMXMSMSA
+AMXSXMAAMM
+MSAMASMSMX
+XMASAMXAMM
+XXAMMXXAMA
+SMSMSASXSS
+SAXAMASAAA
+MAMMMXMMMM
+MXMXAXMASX

2024/rust/src/day4.rs

@@ -1,15 +1,54 @@
 use crate::Solution;
+use std::fs;
+use std::process;
+
+struct Direction {
+    x: i32,
+    y: i32,
+}
 
 pub fn run_day_4() -> Solution {
+    let file = fs::read_to_string("./inputs/day4test.txt").expect("Unable to parse file");
+    let search_map: Vec<Vec<char>> = build_search_map(&file);
+    let directions: Vec<(i32, i32)> = vec![
+        (0,1), // N
+        (0,-1), // S
+        (1,0), // E
+        (-1,0), // W
+        (1,1), // NE
+        (-1,1), // NW
+        (1,-1), // SE
+        (-1,-1), // SW
+    ];
 
-    // Lets solve day 4 here!
+    // idea 3.0
+    // iterate over each letter in the word search
+    // for each letter, build all possible words around it
+    // we know the character length is 4 (XMAS, SAMX)
+    // so if we have a given point, i.e. (3,4)
 
+    dbg!(directions[0].0);
+
+    // Return the solution
     let solution = Solution {
         day: 4,
         answer_1: "test".to_string(),
         answer_2: "another".to_string(),
     };
-
     solution
-
+}
+
+// Builds a searchable map.
+fn build_search_map(row: &str) -> Vec<Vec<char>> {
+    let mut search_map: Vec<Vec<char>> = vec!();
+    for line in row.lines() {
+        let char_vec: Vec<char> = line_to_chars(&line);
+        search_map.push(char_vec.clone()); 
+    }
+    search_map
+}
+
+// converts a line into a vectory of chars
+fn line_to_chars(row_line: &str) -> Vec<char> {
+    row_line.chars().collect()
 }

2025/composer.json

@@ -0,0 +1,22 @@
+{
+  "name": "danchadwick/aoc-2025",
+  "description": "Advent of code 2025",
+  "type": "project",
+  "autoload": {
+    "psr-4": {
+      "Aoc2025\\": "src/"
+    }
+  },
+  "authors": [
+    {
+      "name": "dan612",
+      "email": "daniel.chadwick612@gmail.com"
+    }
+  ],
+  "minimum-stability": "dev",
+  "require": {},
+  "scripts": {
+    "start": "sh start.sh",
+    "frontend": "sass theme/style.scss theme/style.css"
+  }
+}

2025/composer.lock

@@ -0,0 +1,18 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
+        "This file is @generated automatically"
+    ],
+    "content-hash": "27bdc8e2df9841256442f902f4485d9d",
+    "packages": [],
+    "packages-dev": [],
+    "aliases": [],
+    "minimum-stability": "dev",
+    "stability-flags": {},
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": {},
+    "platform-dev": {},
+    "plugin-api-version": "2.6.0"
+}

2025/index.php

@@ -0,0 +1,63 @@
+<?php
+
+require_once __DIR__ . '/vendor/autoload.php';
+
+use Aoc2025\Days\Day1;
+use Aoc2025\Days\Day2;
+use Aoc2025\Days\Day3;
+use Aoc2025\Services\Template;
+
+
+// First check if this is solution page request.
+$path = parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH);
+if (str_starts_with($path, '/solutions')) {
+  $path_exploded = explode('/', $path);
+  if (count($path_exploded) < 3) {
+    header('Location: /');
+  }
+  $day = str_replace("-", '', $path_exploded[2]);
+  $day = ucfirst($day);
+  try {
+    $code = @file_get_contents(__DIR__ . '/src/Days/' . $day . '.php');
+    if (!$code) {
+      throw new Exception('File not found');
+    }
+    else {
+      echo "<pre><code class='language-php'>" . htmlspecialchars($code) . "</code></pre>";
+    }
+  }
+  catch (Exception $e) {
+    header('Location: /');
+  }
+  return;
+}
+
+if ($path != '/') {
+  header('Location: /');
+}
+
+// Day 1.
+$day_1 = new Day1();
+$day_1_answer = $day_1->run();
+
+// Day 2.
+$day_2 = new Day2();
+$day_2_answer = $day_2->run();
+
+// Day 3.
+$day_3 = new Day3();
+$day_3_answer = $day_3->run();
+
+// Render the template.
+$template = new Template('main.html');
+$substitutions = [
+  'day_1_answer' => $day_1_answer['part_1'],
+  'day_1_answer_2' => $day_1_answer['part_2'],
+  'day_2_answer' => $day_2_answer['part_1'],
+  'day_2_answer_2' => $day_2_answer['part_2'],
+  'day_3_answer' => $day_3_answer['part_1'],
+  'day_3_answer_2' => $day_3_answer['part_2'],
+];
+$response = $template->render($substitutions);
+
+echo $response;

2025/inputs/day_2_input.txt

@@ -0,0 +1 @@
+851786270-851907437,27-47,577-1044,1184-1872,28214317-28368250,47766-78575,17432-28112,2341-4099,28969-45843,5800356-5971672,6461919174-6461988558,653055-686893,76-117,2626223278-2626301305,54503501-54572133,990997-1015607,710615-802603,829001-953096,529504-621892,8645-12202,3273269-3402555,446265-471330,232-392,179532-201093,233310-439308,95134183-95359858,3232278502-3232401602,25116215-25199250,5489-8293,96654-135484,2-17

2025/inputs/day_3_input.txt

@@ -0,0 +1,4 @@
+987654321111111
+811111111111119
+234234234234278
+818181911112111

2025/src/Day.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace Aoc2025;
+
+abstract class Day {
+
+  /**
+   * Run the day's challenge.
+   */
+  abstract public function run();
+
+  /**
+   * Get the input file for the day.
+   *
+   * @param string $filepath
+   *   The path to the input file.
+   *
+   * @return string
+   *   The contents of the input file.
+   */
+  public function getInputFile($file = '') {
+    if (!$file) {
+      throw new \Exception('Please provide name for the input file.');
+    }
+
+    return file_get_contents(__DIR__ . '/../inputs/' . $file);
+  }
+
+}

2025/src/Days/Day1.php

@@ -0,0 +1,68 @@
+<?php
+
+namespace Aoc2025\Days;
+
+use Aoc2025\Day;
+use Aoc2025\Services\Dial;
+
+class Day1 extends Day {
+
+  /**
+   * Count of zeroes ended on.
+   *
+   * @var int
+   */
+  protected $zeroCount = 0;
+
+  /**
+   * Count of zeroes encountered and ended on.
+   *
+   * @var int
+   */
+  protected $zeroCount2 = 0;
+
+  /**
+   * Run the day's challenge.
+   */
+  public function run() {
+    $input = $this->getInputFile('day_1_input.txt');
+    $input = explode("\n", $input);
+    $instructions = array_filter($input);
+
+    $dial = new Dial();
+    $dial->setPosition(50);
+
+    foreach ($instructions as $instruction) {
+      $distance = substr($instruction, 1);
+      $direction = substr($instruction, 0, 1);
+      if ($direction == 'L') {
+        for ($i = 0; $i < $distance; $i++) {
+          $dial->moveLeft();
+          if ($dial->getPosition() == 0 && $i < $distance - 1) {
+            $this->zeroCount2++;
+          }
+        }
+      }
+      if ($direction == 'R') {
+        for ($i = 0; $i < $distance; $i++) {
+          $dial->moveRight();
+          if ($dial->getPosition() == 0 && $i < $distance - 1) {
+            $this->zeroCount2++;
+          }
+        }
+      }
+      if ($dial->getPosition() == 0) {
+        $this->zeroCount++;
+        $this->zeroCount2++;
+      }
+    }
+
+    return [
+      'part_1' => $this->zeroCount,
+      'part_2' => $this->zeroCount2,
+    ];
+
+    return $dial->getHitZero();
+  }
+
+}

2025/src/Days/Day2.php

@@ -0,0 +1,66 @@
+<?php
+
+namespace Aoc2025\Days;
+
+use Aoc2025\Day;
+
+class Day2 extends Day {
+  
+  private function isInvalidId($num) {
+    $str = (string)$num;
+    $len = strlen($str);
+    
+    // Try all possible pattern lengths (from 1 to len/2)
+    for ($patternLen = 1; $patternLen <= $len / 2; $patternLen++) {
+      // Only check if the pattern length divides evenly into total length
+      if ($len % $patternLen !== 0) {
+        continue;
+      }
+      
+      $pattern = substr($str, 0, $patternLen);
+      $repetitions = $len / $patternLen;
+      
+      // Must repeat at least twice
+      if ($repetitions < 2) {
+        continue;
+      }
+      
+      // Check if the entire string is this pattern repeated
+      $repeated = str_repeat($pattern, $repetitions);
+      if ($repeated === $str) {
+        return true;
+      }
+    }
+    
+    return false;
+  }
+  
+  public function run() {
+    $input = $this->getInputFile('day_2_input.txt');
+    
+    // Parse ranges
+    $ranges = explode(',', trim($input));
+    $sumPart1 = 0;
+    $sumPart2 = 0;
+    
+    foreach ($ranges as $range) {
+      $range = trim($range);
+      list($start, $end) = explode('-', $range);
+      $start = (int)$start;
+      $end = (int)$end;
+      
+      // Check each number in range
+      for ($id = $start; $id <= $end; $id++) {
+        if ($this->isInvalidId($id)) {
+          $sumPart2 += $id;
+        }
+      }
+
+    }
+    
+    return [
+      'part_1' => $sumPart1, 
+      'part_2' => $sumPart2,
+    ];
+  }
+}

2025/src/Days/Day3.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace Aoc2025\Days;
+
+use Aoc2025\Day;
+
+class Day3 extends Day {
+
+  public function run() {
+    $input = $this->getInputFile('day_3_input.txt');
+
+    return [
+      'part_1' => 'tes',
+      'part_2' => 'hello',
+    ];
+  }
+}

2025/src/Services/Dial.php

@@ -0,0 +1,60 @@
+<?php
+
+namespace Aoc2025\Services;
+
+class Dial {
+
+  /**
+   * The maximum number the dial can be set to.
+   */
+  const MAX_NUMBER = 99;
+
+  /**
+   * The minimum number the dial can be set to.
+   */
+  const MIN_NUMBER = 0;
+
+  /**
+   * The position of the dial.
+   */
+  protected $position;
+
+  /**
+   * Moves the dial left.
+   */
+  public function moveLeft() {
+    if ($this->position == self::MIN_NUMBER) {
+      $this->position = self::MAX_NUMBER;
+    }
+    else {
+      $this->position = $this->position - 1;
+    }
+  }
+
+  /**
+   * Moves the dial right.
+   */
+  public function moveRight() {
+    if ($this->position == self::MAX_NUMBER) {
+      $this->position = self::MIN_NUMBER;
+    }
+    else {
+      $this->position = $this->position + 1;
+    }
+  }
+
+  /**
+   * Sets the position of the dial.
+   */
+  public function setPosition($position) {
+    $this->position = $position;
+  }
+
+  /**
+   * Returns the position of the dial.
+   */
+  public function getPosition() {
+    return $this->position;
+  }
+
+}

2025/src/Services/Template.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace Aoc2025\Services;
+
+class Template {
+
+  /**
+   * The template to render.
+   */
+  protected $template;
+
+  /**
+   * Creates a new Template object.
+   */
+  public function __construct($template_name) {
+    $this->template = file_get_contents('templates/' . $template_name);
+  }
+
+  /**
+   * Renders the template and returns the result.
+   */
+  public function render($substitutions = []) {
+    $this->replaceSections();
+    
+    if ($substitutions) {
+      foreach ($substitutions as $key => $value) {
+        $this->template = str_replace('{{ ' . $key . ' }}', $value, $this->template);
+      }
+    }
+
+    return $this->template;
+  }
+
+  /**
+   * Replaces all sections in the template with the contents of the included file.
+   */
+  public function replaceSections() {
+    preg_match_all('/\[\[\s*(.+?)\s*\]\]/', $this->template, $matches);
+
+    foreach ($matches[0] as $i => $placeholder) {
+      $filename = $matches[1][$i];
+      $template_path = rtrim('templates', '/') . '/' . $filename;
+
+      if (file_exists($template_path)) {
+        $contents = file_get_contents($template_path);
+      } 
+      else {
+        $contents = "<!-- Missing include: {$filename} -->";
+      }
+      $this->template = str_replace($placeholder, $contents, $this->template);
+    }
+
+    return $this->template;
+  }
+
+}

2025/start.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+php -S 127.0.0.1:8088

2025/templates/head.html

@@ -0,0 +1,7 @@
+<head>
+  <title>Advent of Code 2025</title>
+  <meta charset="UTF-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <meta http-equiv="X-UA-Compatible" content="ie=edge">
+  <link rel="stylesheet" href="../theme/style.css">
+</head>

2025/templates/main.html

@@ -0,0 +1,47 @@
+<!DOCTYPE html>
+<html>
+  [[ head.html ]]
+<body>
+  <div class="overlay"></div>
+  <div class="content container">
+    <h1 class="bitcount fs-1">Advent of Code <span class="accent">2025</span></h1>
+    <div class="card-wrapper">
+
+      <div class="card">
+          <div class="card-heading">
+            <h2 class="bitcount fs-1">Day 1</h2>
+          </div>
+          <div class="card-body">
+            <p class="bold">Part 1: {{ day_1_answer }}</p>
+            <p class="bold">Part 2: {{ day_1_answer_2 }}</p>
+            <a class="btn" href="/solutions/day-1">View Code</a>
+          </div>
+      </div> 
+
+      <div class="card">
+          <div class="card-heading">
+            <h2 class="bitcount fs-1">Day 2</h2>
+          </div>
+          <div class="card-body">
+            <p class="bold">Part 1: {{ day_2_answer }}</p>
+            <p class="bold">Part 2: {{ day_2_answer_2 }}</p>
+            <a class="btn" href="/solutions/day-2">View Code</a>
+          </div>
+      </div> 
+
+      <div class="card">
+          <div class="card-heading">
+            <h2 class="bitcount fs-1">Day 3</h2>
+          </div>
+          <div class="card-body">
+            <p class="bold">Part 1: {{ day_3_answer }}</p>
+            <p class="bold">Part 2: {{ day_3_answer_2 }}</p>
+            <button>View Code</button>
+          </div>
+      </div> 
+
+    </div>
+  </div>
+</body>
+</html>
+<html>

2025/theme/js/main.js

@@ -0,0 +1 @@
+// console.log('hello world');

2025/theme/partials/cards.scss

@@ -0,0 +1,33 @@
+.card {
+  background-color: var(--primary-2);
+  padding: 15px;
+  flex: 1;
+
+  h2 {
+    margin: 0;
+    color: var(--primary-0);
+    border-bottom: 1px solid var(--primary-3);
+    margin-bottom: 12px;
+    font-size: 2.5rem;
+  }
+
+  &-wrapper {
+    display: flex;
+    flex-wrap: wrap;
+    justify-content: space-evenly;
+    vertical-align: top;
+    align-items: flex-start;
+    gap: 12px;
+  }
+
+  &-body {
+    display: flex;
+    flex-direction: column;
+    gap: 12px;
+    justify-content: space-between;
+    
+    p {
+      color: var(--primary-0);
+    }
+  }
+}

2025/theme/partials/font-scale.scss

@@ -0,0 +1,14 @@
+.fs-1 {
+  font-size: 2rem;
+  line-height: 2.2rem;
+
+  @media (min-width: 768px) {
+    font-size: 3rem;
+    line-height: 3.2rem;
+  }
+
+  @media (min-width: 1024px) {
+    font-size: 4rem;
+    line-height: 4.2rem;
+  }
+}

2025/theme/style.css

@@ -0,0 +1,193 @@
+@import url("https://fonts.googleapis.com/css2?family=Bitcount+Prop+Double+Ink:wght@100..900&family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap");
+:root {
+  --primary-0: #230C33;
+  --primary-1: #592E83;
+  --primary-2: #9984D4;
+  --primary-3: #CAA8F5;
+  --primary-accent: #B27C66;
+}
+
+.accent {
+  color: var(--primary-accent);
+}
+
+.bitcount {
+  font-family: "Bitcount Prop Double Ink", system-ui;
+  font-optical-sizing: auto;
+  font-weight: 500;
+  font-style: normal;
+  font-variation-settings: "slnt" 0, "CRSV" 0.5, "ELSH" 0, "ELXP" 0, "SZP1" 0, "SZP2" 0, "XPN1" 0, "XPN2" 0, "YPN1" 0, "YPN2" 0;
+}
+
+.montserrat {
+  font-family: "Montserrat", system-ui;
+}
+
+.light {
+  font-weight: 100;
+}
+
+.regular {
+  font-weight: 500;
+}
+
+.bold {
+  font-weight: 700;
+}
+
+.bolder {
+  font-weight: 900;
+}
+
+body {
+  min-height: 100vh;
+  background-image: url("images/holiday.jpg");
+  background-size: cover;
+  background-position: center;
+  background-repeat: no-repeat;
+  color: var(--primary-3);
+  font-family: "Montserrat", system-ui;
+  font-size: 16px;
+  line-height: 1.5;
+}
+@media (min-width: 768px) {
+  body {
+    font-size: 18px;
+    line-height: 1.6;
+  }
+}
+
+.overlay {
+  position: fixed;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  background-color: var(--primary-1);
+  opacity: 0.85;
+  z-index: -1;
+}
+
+h1 {
+  color: var(--primary-0);
+  text-align: center;
+}
+
+h2,
+h3,
+h4,
+h5,
+h6 {
+  font-family: "Montserrat", system-ui;
+  font-weight: bold;
+  line-height: 1.2;
+}
+@media (min-width: 768px) {
+  h2,
+  h3,
+  h4,
+  h5,
+  h6 {
+    line-height: 1.3;
+  }
+}
+
+p {
+  margin: 0;
+}
+
+a {
+  color: var(--primary-accent);
+  text-decoration: none;
+}
+a:hover {
+  text-decoration: underline;
+}
+
+ul {
+  list-style: none;
+  margin: 0;
+  padding: 0;
+}
+
+a.btn {
+  display: block;
+  text-decoration: none;
+}
+
+button, .btn {
+  background-color: var(--primary-0);
+  border: none;
+  border-radius: 4px;
+  color: var(--primary-text);
+  cursor: pointer;
+  font-family: "Montserrat", system-ui;
+  font-size: 16px;
+  font-weight: bold;
+  line-height: 1.2;
+  padding: 8px 16px;
+  text-align: center;
+  text-decoration: none;
+  transition: background-color 0.2s ease-in-out;
+}
+button:hover, .btn:hover {
+  background-color: var(--primary-1);
+}
+button:active, .btn:active {
+  background-color: var(--primary-2);
+}
+
+.container {
+  max-width: 1024px;
+  margin: 0 auto;
+  padding: 0 16px;
+}
+
+.fs-1 {
+  font-size: 2rem;
+  line-height: 2.2rem;
+}
+@media (min-width: 768px) {
+  .fs-1 {
+    font-size: 3rem;
+    line-height: 3.2rem;
+  }
+}
+@media (min-width: 1024px) {
+  .fs-1 {
+    font-size: 4rem;
+    line-height: 4.2rem;
+  }
+}
+
+.card {
+  background-color: var(--primary-2);
+  padding: 15px;
+  flex: 1;
+}
+.card h2 {
+  margin: 0;
+  color: var(--primary-0);
+  border-bottom: 1px solid var(--primary-3);
+  margin-bottom: 12px;
+  font-size: 2.5rem;
+}
+.card-wrapper {
+  display: flex;
+  flex-wrap: wrap;
+  justify-content: space-evenly;
+  vertical-align: top;
+  align-items: flex-start;
+  gap: 12px;
+}
+.card-body {
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+  justify-content: space-between;
+}
+.card-body p {
+  color: var(--primary-0);
+}
+
+/*# sourceMappingURL=style.css.map */

2025/theme/style.css.map

@@ -0,0 +1 @@
+{"version":3,"sourceRoot":"","sources":["style.scss","partials/font-scale.scss","partials/cards.scss"],"names":[],"mappings":"AACQ;AAGR;EAEE;EACA;EACA;EACA;EACA;;;AAGF;EACE;;;AAGF;EACE;EACA;EACA;EACA;EACA,yBACE;;;AAYJ;EACE;;;AAGF;EACE;;;AAGF;EACE;;;AAGF;EACE;;;AAGF;EACE;;;AAGF;EACE;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;;AAEA;EAXF;IAYI;IACA;;;;AAIJ;EACE;EACA;EACA;EACA;EACA;EACA;EACA;EACA;;;AAGF;EACE;EACA;;;AAGF;AAAA;AAAA;AAAA;AAAA;EAKE;EACA;EACA;;AAEA;EATF;AAAA;AAAA;AAAA;AAAA;IAUI;;;;AAIJ;EACE;;;AAGF;EACE;EACA;;AAEA;EACE;;;AAIJ;EACE;EACA;EACA;;;AAGF;EACE;EACA;;;AAGF;EACE;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;EACA;;AAEA;EACE;;AAGF;EACE;;;AAIJ;EACE;EACA;EACA;;;ACzJF;EACE;EACA;;AAEA;EAJF;IAKI;IACA;;;AAGF;EATF;IAUI;IACA;;;;ACXJ;EACE;EACA;EACA;;AAEA;EACE;EACA;EACA;EACA;EACA;;AAGF;EACE;EACA;EACA;EACA;EACA;EACA;;AAGF;EACE;EACA;EACA;EACA;;AAEA;EACE","file":"style.css"}

2025/theme/style.scss

@@ -0,0 +1,159 @@
+// Fonts.
+@import url('https://fonts.googleapis.com/css2?family=Bitcount+Prop+Double+Ink:wght@100..900&family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap');
+
+// Variables
+:root {
+  // colors
+  --primary-0: #230C33;
+  --primary-1: #592E83;
+  --primary-2: #9984D4;
+  --primary-3: #CAA8F5;
+  --primary-accent: #B27C66;
+}
+
+.accent {
+  color: var(--primary-accent);
+}
+
+.bitcount {
+  font-family: "Bitcount Prop Double Ink", system-ui;
+  font-optical-sizing: auto;
+  font-weight: 500;
+  font-style: normal;
+  font-variation-settings:
+    "slnt" 0,
+    "CRSV" 0.5,
+    "ELSH" 0,
+    "ELXP" 0,
+    "SZP1" 0,
+    "SZP2" 0,
+    "XPN1" 0,
+    "XPN2" 0,
+    "YPN1" 0,
+    "YPN2" 0;
+}
+
+.montserrat {
+  font-family: "Montserrat", system-ui;
+}
+
+.light {
+  font-weight: 100;
+}
+
+.regular {
+  font-weight: 500;
+}
+
+.bold {
+  font-weight: 700;
+}
+
+.bolder {
+  font-weight: 900;
+}
+
+body {
+  min-height: 100vh;
+  background-image: url("images/holiday.jpg");
+  background-size: cover;
+  background-position: center;
+  background-repeat: no-repeat;
+  color: var(--primary-3);
+  font-family: "Montserrat", system-ui;
+  font-size: 16px;
+  line-height: 1.5;
+
+  @media (min-width: 768px) {
+    font-size: 18px;
+    line-height: 1.6;
+  }
+}
+
+.overlay {
+  position: fixed;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  background-color: var(--primary-1);
+  opacity: 0.85;
+  z-index: -1;
+}
+
+h1 {
+  color: var(--primary-0);
+  text-align: center;
+}
+
+h2,
+h3,
+h4,
+h5,
+h6 {
+  font-family: "Montserrat", system-ui;
+  font-weight: bold;
+  line-height: 1.2;
+
+  @media (min-width: 768px) {
+    line-height: 1.3;
+  }
+}
+
+p {
+  margin: 0;
+}
+
+a {
+  color: var(--primary-accent);
+  text-decoration: none;
+
+  &:hover {
+    text-decoration: underline;
+  }
+}
+
+ul {
+  list-style: none;
+  margin: 0;
+  padding: 0;
+}
+
+a.btn {
+  display: block;
+  text-decoration: none;
+}
+
+button, .btn {
+  background-color: var(--primary-0);
+  border: none;
+  border-radius: 4px;
+  color: var(--primary-text);
+  cursor: pointer;
+  font-family: "Montserrat", system-ui;
+  font-size: 16px;
+  font-weight: bold;
+  line-height: 1.2;
+  padding: 8px 16px;
+  text-align: center;
+  text-decoration: none;
+  transition: background-color 0.2s ease-in-out;
+
+  &:hover {
+    background-color: var(--primary-1);
+  }
+
+  &:active {
+    background-color: var(--primary-2);
+  }
+}
+
+.container {
+  max-width: 1024px;
+  margin: 0 auto;
+  padding: 0 16px;
+}
+
+// partials
+@import "partials/font-scale";
+@import "partials/cards";